CN108782913A - low sugar candied date and processing method - Google Patents

low sugar candied date and processing method Download PDF

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Publication number
CN108782913A
CN108782913A CN201810492594.0A CN201810492594A CN108782913A CN 108782913 A CN108782913 A CN 108782913A CN 201810492594 A CN201810492594 A CN 201810492594A CN 108782913 A CN108782913 A CN 108782913A
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Prior art keywords
parts
jujube
wet
water
candied date
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Chinese (zh)
Inventor
李喜宏
杨莉杰
杨维巧
张宇峥
朱刚
张苹苹
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Zhong Xi (tianjin) Jujube Industry Technical Engineering Center
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Zhong Xi (tianjin) Jujube Industry Technical Engineering Center
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Priority to CN201810492594.0A priority Critical patent/CN108782913A/en
Publication of CN108782913A publication Critical patent/CN108782913A/en
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    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23GCOCOA; COCOA PRODUCTS, e.g. CHOCOLATE; SUBSTITUTES FOR COCOA OR COCOA PRODUCTS; CONFECTIONERY; CHEWING GUM; ICE-CREAM; PREPARATION THEREOF
    • A23G3/00Sweetmeats; Confectionery; Marzipan; Coated or filled products
    • A23G3/34Sweetmeats, confectionery or marzipan; Processes for the preparation thereof
    • A23G3/36Sweetmeats, confectionery or marzipan; Processes for the preparation thereof characterised by the composition containing organic or inorganic compounds
    • A23G3/48Sweetmeats, confectionery or marzipan; Processes for the preparation thereof characterised by the composition containing organic or inorganic compounds containing plants or parts thereof, e.g. fruits, seeds, extracts
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23GCOCOA; COCOA PRODUCTS, e.g. CHOCOLATE; SUBSTITUTES FOR COCOA OR COCOA PRODUCTS; CONFECTIONERY; CHEWING GUM; ICE-CREAM; PREPARATION THEREOF
    • A23G3/00Sweetmeats; Confectionery; Marzipan; Coated or filled products
    • A23G3/02Apparatus specially adapted for manufacture or treatment of sweetmeats or confectionery; Accessories therefor
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23GCOCOA; COCOA PRODUCTS, e.g. CHOCOLATE; SUBSTITUTES FOR COCOA OR COCOA PRODUCTS; CONFECTIONERY; CHEWING GUM; ICE-CREAM; PREPARATION THEREOF
    • A23G3/00Sweetmeats; Confectionery; Marzipan; Coated or filled products
    • A23G3/34Sweetmeats, confectionery or marzipan; Processes for the preparation thereof
    • A23G3/36Sweetmeats, confectionery or marzipan; Processes for the preparation thereof characterised by the composition containing organic or inorganic compounds
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23GCOCOA; COCOA PRODUCTS, e.g. CHOCOLATE; SUBSTITUTES FOR COCOA OR COCOA PRODUCTS; CONFECTIONERY; CHEWING GUM; ICE-CREAM; PREPARATION THEREOF
    • A23G3/00Sweetmeats; Confectionery; Marzipan; Coated or filled products
    • A23G3/34Sweetmeats, confectionery or marzipan; Processes for the preparation thereof
    • A23G3/36Sweetmeats, confectionery or marzipan; Processes for the preparation thereof characterised by the composition containing organic or inorganic compounds
    • A23G3/362Sweetmeats, confectionery or marzipan; Processes for the preparation thereof characterised by the composition containing organic or inorganic compounds containing inorganic compounds
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23GCOCOA; COCOA PRODUCTS, e.g. CHOCOLATE; SUBSTITUTES FOR COCOA OR COCOA PRODUCTS; CONFECTIONERY; CHEWING GUM; ICE-CREAM; PREPARATION THEREOF
    • A23G3/00Sweetmeats; Confectionery; Marzipan; Coated or filled products
    • A23G3/34Sweetmeats, confectionery or marzipan; Processes for the preparation thereof
    • A23G3/36Sweetmeats, confectionery or marzipan; Processes for the preparation thereof characterised by the composition containing organic or inorganic compounds
    • A23G3/364Sweetmeats, confectionery or marzipan; Processes for the preparation thereof characterised by the composition containing organic or inorganic compounds containing microorganisms or enzymes; containing paramedical or dietetical agents, e.g. vitamins
    • A23G3/368Sweetmeats, confectionery or marzipan; Processes for the preparation thereof characterised by the composition containing organic or inorganic compounds containing microorganisms or enzymes; containing paramedical or dietetical agents, e.g. vitamins containing vitamins, antibiotics
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23GCOCOA; COCOA PRODUCTS, e.g. CHOCOLATE; SUBSTITUTES FOR COCOA OR COCOA PRODUCTS; CONFECTIONERY; CHEWING GUM; ICE-CREAM; PREPARATION THEREOF
    • A23G3/00Sweetmeats; Confectionery; Marzipan; Coated or filled products
    • A23G3/34Sweetmeats, confectionery or marzipan; Processes for the preparation thereof
    • A23G3/36Sweetmeats, confectionery or marzipan; Processes for the preparation thereof characterised by the composition containing organic or inorganic compounds
    • A23G3/38Sucrose-free products
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23GCOCOA; COCOA PRODUCTS, e.g. CHOCOLATE; SUBSTITUTES FOR COCOA OR COCOA PRODUCTS; CONFECTIONERY; CHEWING GUM; ICE-CREAM; PREPARATION THEREOF
    • A23G3/00Sweetmeats; Confectionery; Marzipan; Coated or filled products
    • A23G3/34Sweetmeats, confectionery or marzipan; Processes for the preparation thereof
    • A23G3/36Sweetmeats, confectionery or marzipan; Processes for the preparation thereof characterised by the composition containing organic or inorganic compounds
    • A23G3/42Sweetmeats, confectionery or marzipan; Processes for the preparation thereof characterised by the composition containing organic or inorganic compounds characterised by the carbohydrates used, e.g. polysaccharides
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23GCOCOA; COCOA PRODUCTS, e.g. CHOCOLATE; SUBSTITUTES FOR COCOA OR COCOA PRODUCTS; CONFECTIONERY; CHEWING GUM; ICE-CREAM; PREPARATION THEREOF
    • A23G3/00Sweetmeats; Confectionery; Marzipan; Coated or filled products
    • A23G3/34Sweetmeats, confectionery or marzipan; Processes for the preparation thereof
    • A23G3/36Sweetmeats, confectionery or marzipan; Processes for the preparation thereof characterised by the composition containing organic or inorganic compounds
    • A23G3/44Sweetmeats, confectionery or marzipan; Processes for the preparation thereof characterised by the composition containing organic or inorganic compounds containing peptides or proteins
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23LFOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L5/00Preparation or treatment of foods or foodstuffs, in general; Food or foodstuffs obtained thereby; Materials therefor
    • A23L5/30Physical treatment, e.g. electrical or magnetic means, wave energy or irradiation
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23LFOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
    • A23L5/00Preparation or treatment of foods or foodstuffs, in general; Food or foodstuffs obtained thereby; Materials therefor
    • A23L5/30Physical treatment, e.g. electrical or magnetic means, wave energy or irradiation
    • A23L5/32Physical treatment, e.g. electrical or magnetic means, wave energy or irradiation using phonon wave energy, e.g. sound or ultrasonic waves
    • AHUMAN NECESSITIES
    • A23FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
    • A23VINDEXING SCHEME RELATING TO FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES AND LACTIC OR PROPIONIC ACID BACTERIA USED IN FOODSTUFFS OR FOOD PREPARATION
    • A23V2002/00Food compositions, function of food ingredients or processes for food or foodstuffs

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  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Polymers & Plastics (AREA)
  • Engineering & Computer Science (AREA)
  • Food Science & Technology (AREA)
  • Inorganic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Nutrition Science (AREA)
  • Botany (AREA)
  • Proteomics, Peptides & Aminoacids (AREA)
  • Microbiology (AREA)
  • Molecular Biology (AREA)
  • Preparation Of Fruits And Vegetables (AREA)

Abstract

The present invention relates to a kind of processing method of low sugar candied date, including raw material selects, choose free from insect pests, it is not damaged, it is fissureless fresh dates 100-120 part as raw material;Sterilization;Silk is drawn on stoning, surface;Prepare nutrition floating ball;Ultrasonic all wet, shaping, packaging, sterilization.The low sugar candied date of the present invention is using ultrasonic all wet, when ultrasonic wave is propagated in a liquid, due to the high vibration of liquid particle, small cavity can be generated in liquid internal, these small cavities swell and are closed rapidly, it can make that fierce effect of impact occurs between liquid particle, make all wet time by foreshortening to 10h for 24 hours using cavitation, all wet efficiency is made to improve 58%.

Description

Low sugar candied date and processing method
Technical field
The invention belongs to jujube deep process technology field, especially a kind of low sugar candied date and processing method.
Background technology
Under normal circumstances, candied date sugar content 45%-70% is susceptible to sand return, stream since liquid glucose concentration containing white granulated sugar is high Sugared phenomenon.The metal element contents such as calcium, iron, magnesium, zinc are not high.Candied date sugariness is big, belongs to high sugar content product, and it is slow to ooze sugared speed, More than general dipping 36h or more, all wet for 24 hours, osmotic efficiency is not high.
By retrieval, finds and the relevant patent document of the application, specific disclosure are as follows:
1, a kind of candied date processing technology (CN 103518929A):The jujube being baked only is placed on stainless steel case by all wet method On plate, all wet 24-36h, overlong time, the miscellaneous bacterias such as osmophilic yeast are easy to be grown.
2, a kind of preparation method of candied date (CN 105580958A):This, which boils sugared method, is added in vain into every 10kg Chinese dates Enduring is heated after sugared 1-2kg, syrup used is made for white granulated sugar, and single varieties are big with sugar amount.
Technical solution disclosed in above patent document differs greatly with this examination, does not influence novelty and the creation of the application Property.
Invention content
The purpose that the present invention carries provides that a kind of jujube taste is strong, full of nutrition, mouthfeel in place of overcome the deficiencies in the prior art Good low sugar candied date and processing method.
The present invention realizes that the technical solution of purpose is as follows:
A kind of processing method of low sugar candied date, steps are as follows
(1) raw material selects
Choose free from insect pests, it is not damaged, it is fissureless fresh dates 100-120 part as raw material;
(2) sterilization
(3) silk is drawn on stoning, surface
(4) nutrition floating ball is prepared
1. the first step:Soybean protein:Starch=1:0.5 is dissolved in water, 6.5U/gSPI enzyme additive amounts, 75 under stirring condition DEG C pre-heating temperature, after twenty minutes 10-20% starch soybean protein mixed gels obtained;
Second step:Prepare soy protein gel, soybean protein is dissolved in water, 6.5U/gSPI enzyme additive amounts, under stirring condition 80 DEG C of pre-heating temperatures soy protein gel obtained after 10-20 minutes;
2. low temperature expanding:Mixed gel is sent into puffing can container, air compressor pressurization is reached 0.1~ 0.5Mpa, jet chimney are passed through hot steam, and swelling temperature is 70~90 DEG C, after keeping 3~5min, opens valve pressure release, takes out Swelling granular forms the particle of 0.5-1mm if there is larger particles need to be crushed;
3. being made containing 5 parts of calcium carbonate, 8 parts of ironic citrate, 6 parts of magnesium monohydrogen phosphate, 4 parts of zinc citrate, 2 parts of biotin, L- The solution of 1 part of methionine, 50-100 parts of water;
4. by swelling granular be immersed in step 3. made of in particle, by nutritional ingredient load to swelling granular surface and It in internal reticular structure, impregnates 20 minutes, takes out drying;
5. secondary roller coating:Particle 4. step is dried after is immersed in 15% soy protein gel, dry after stirring, It forms irregular enwrapped granule and forms nutrition floating ball;
(5) magnetized water is candy, impulse electric field dipping, and jujube is impregnated in liquid glucose;
(6) microwave coupling hot wind interval is toasted
By the jujube after dipping prior to microwave power 260W, microwave baking 15min, interval 5min, interval number is 6-7 Secondary, then air cooking time 5h-6h, 55-65 DEG C of air cooking temperature control the moisture 22% of jujube to bright It is tack-free, complete baking;
(7) ultrasonic all wet
In 300W, 45 DEG C of progress ultrasound 18min-20min, stopping ultrasound, interval 5min, interval number is 10-12 times, Stop ultrasound, stands all wet 10h, keep its dry and wet uniform;
(8) shaping, packaging, sterilization
Jujube fruit is pinched into squarely or rectangle, is packed, then radiation sterilizing, irradiation intensity 5kGy-7kGy, irradiation time are The low sugar candied date of sugar content 37% or so is made in 35min.
Moreover, the formula of the thick liquid glucose is:20-25 parts of white granulated sugar, 20-25 parts of white granulated sugar, malt syrup 15-20 Part, 10-15 parts of fructose syrup, 2 parts of citric acid, 1 part of malic acid, 1 part of lactic acid, 1 part of fumaric acid, the mixing of 10-15 parts of nutrition floating ball, 50-100 parts of water.
Moreover, (5) magnetized water is candy, impulse electric field dipping for step, the method that jujube is impregnated in liquid glucose is:By magnetized water: Jujube=4:1,20% liquid glucose is prepared, magnetized water is boiled, stoning jujube is added, primary sugar is carried out in the thick liquid glucoses of 50-60% 12-15min is boiled to boiling again, is placed in 80-100kV/m electric field strengths, 60-80ms pulse widths, 0.2-10Hz pulse frequencies Very low frequencies high-voltage pulse under, continue impregnate 8h, then by thick sugar concentration be adjusted to 30-40% carry out it is secondary candy;Again plus Enter 2-3 parts of 2-3 parts of pectin, konjac glucomannan double-steeping 6h under impulse electric field.
Moreover, step (2) sterilization the step of be:The uniform jujube of quality is chosen, cleaning classification is rolled through pressure-air Cleaning, aqueous cleaning solution are 0.5% hypochloric acid water solution, contain 5% surfactant sodium sulfonate, ozone 1%, to purify dry jujube The biochemistry such as miscellaneous bacteria, pesticide and the growth regulator on surface residue, insect excretions wash, and then clean 10- with clear water 20min, it is spare.
The present invention compared with prior art the advantages of and good effect it is as follows:
1, nutrition floating ball is added in low sugar candied date of the invention, the nutriment in jujube is enhanced, such as calcium, iron, magnesium, zinc, life Object element, L-Methionine.Composite sweetener and pectin, konjac glucomannan form the common dipping of crystal crystallization, substitute white granulated sugar, reduce White sugar content avoids sand return, the sugared phenomenon of stream, play curable type, highlight, moisturizing, antioxidation.Compound acid is added, adjusts The quality for saving acidity, reducing sugariness, improving food, keeps color and luster, and low sugar candied date is made.
2, the raw material of low sugar candied date of the invention is impregnated using impulse electric field, in the applying pulse electric field action of doses Under, when the transmembrane voltage that cell membrane both sides are born is more than its dielectric strength, the atriphos (ATP) that is positioned on plasma membrane Pump will be affected, and cell membrane will appear reversible electroporation, to make cell permeability change, improve pickling efficiency.
3, low sugar candied date of the invention is using ultrasonic all wet, when ultrasonic wave is propagated in a liquid, due to the play of liquid particle Strong vibration can generate small cavity in liquid internal, these small cavities swell and are closed rapidly, can make to occur suddenly between liquid particle Strong effect of impact makes all wet time by foreshortening to 10h for 24 hours, all wet efficiency is made to improve 58% using cavitation.
Specific implementation mode
Below by specific embodiment, the invention will be further described, and following embodiment is descriptive, is not limit Qualitatively, protection scope of the present invention cannot be limited successively.
Low sugar candied date provided by the invention and processing method, impulse electric field dipping candy using magnetized water, microwave coupling heat The baking of wind interval, ultrasonic all wet so that brown color or glass moor color, and color and luster is almost the same, is translucent, wrinkle it is thin it is shallow uniformly, Grain is complete, pulp is soft tough flexible, no sand return stream sugar phenomenon, and specific preparation process is as follows:
100-120 parts of fresh dates, 20-25 parts of white granulated sugar, 15-20 parts of malt syrup, 10-15 parts of fructose syrup, citric acid 2 Part, 1 part of malic acid, 1 part of lactic acid, 1 part of fumaric acid, 2-3 parts of pectin, 2-3 parts of konjac glucomannan, 10-15 parts of nutrition floating ball.
(1) raw material selects
Choose free from insect pests, it is not damaged, it is fissureless fresh dates 100-120 part as raw material.
(2) sterilization
The uniform jujube of quality is chosen, cleaning classification is rolled through pressure-air and cleaned, and aqueous cleaning solution is 0.5% hypochlorous acid Aqueous solution contains 5% surfactant sodium sulfonate, ozone 1%, to purify miscellaneous bacteria, pesticide and the growth regulator on dry jujube surface It is washed Deng biochemical residue, insect excretions, then cleans 10-20min with clear water, it is spare.
(3) it is enucleated, draws silk
The both ends fruit point and carpopodium of jujube are cut off, are 1- in the depth of fruit point or the notch end face center opening of carpopodium, hole 1.2cm。
Silk knife spiral escalation formula is drawn using candied date and draws silk, every jujube designated pattern 8 times, line is no more than jujube away from 1mm, designated pattern depth The 1/3 of meat, designated pattern is neat, and both ends are all drawn.
(4) nutrition floating ball is prepared
1. the first step:Soybean protein:Starch=1:0.5 is dissolved in water, 6.5U/gSPI enzyme additive amounts, 75 under stirring condition DEG C pre-heating temperature, after twenty minutes starch soybean protein mixed gel obtained;
Second step:Prepare soy protein gel, soybean protein is dissolved in water, 6.5U/gSPI enzyme additive amounts, under stirring condition 80 DEG C of pre-heating temperatures soy protein gel obtained after 10-20 minutes;
2. low temperature expanding:Mixed gel is sent into puffing can container, air compressor pressurization is reached 0.1~ 0.5Mpa, jet chimney are passed through hot steam, and swelling temperature is 70~90 DEG C, after keeping 3~5min, opens valve pressure release, takes out Swelling granular forms the particle of 0.5-1mm, is full of hole inside particle if there is larger particles need to be crushed;
3. being made containing 5 parts of calcium carbonate, 8 parts of ironic citrate, 6 parts of magnesium monohydrogen phosphate, 4 parts of zinc citrate, 2 parts of biotin, L- The solution of 1 part of methionine, 50-100 parts of water.
4. swelling granular is immersed in 3. particle that step supports, by nutritional ingredient load to swelling granular surface and It in internal reticular structure, impregnates 20 minutes, takes out drying.
5. secondary roller coating:Particle 4. step is dried after is immersed in 15% soy protein gel, dry after stirring, Form irregular enwrapped granule, general 1mm or so;
Nutrition floating ball supplements the nutriment in jujube, such as calcium, iron, magnesium, zinc, biotin, L-Methionine.
(5) magnetized water is candy, impulse electric field dipping
Sugar fluid configuration:20-25 parts of white granulated sugar, 20-25 parts of white granulated sugar, 15-20 parts of malt syrup, 10-15 parts of fructose syrup, 2 parts of citric acid, 1 part of malic acid, 1 part of lactic acid, 1 part of fumaric acid, nutrition floating ball 10-15 parts of mixing, 50-100 parts of water, are made viscous Thick shape liquid glucose.
By magnetized water:Jujube=4:1,20% liquid glucose is prepared, magnetized water is boiled, stoning jujube is added, it is sticky in 50-60% Shape liquid glucose carries out primary candy 12-15min to boiling again, be placed in 80-100kV/m electric field strengths, 60-80ms pulse widths, Under the very low frequencies high-voltage pulse of 0.2-10Hz pulse frequencies, continue impregnate 8h, then by thick sugar concentration be adjusted to 30-40% into Row is secondary candy.2-3 parts of 2-3 parts of pectin, konjac glucomannan double-steeping 6h under impulse electric field are added.
Composite sweetener and pectin, konjac glucomannan form the common dipping of crystal crystallization, substitute white granulated sugar, reduce white granulated sugar Content avoids sand return, the sugared phenomenon of stream, play curable type, highlight, moisturizing, antioxidation.Be added compound acid, adjust acidity, The quality for reducing sugariness, improving food keeps color and luster, and low sugar candied date is made.Under the applying pulse electric field action of doses, When the transmembrane voltage that cell membrane both sides are born is more than its dielectric strength, the atriphos (ATP) being positioned on plasma membrane pumps It will be affected, cell membrane will appear reversible electroporation, to make cell permeability change, improve pickling efficiency.
(6) microwave coupling hot wind interval is toasted
Prior to microwave power 260W, microwave baking 15min, interval 5min, interval number is 6-7 times, then air cooking Time 5h-6h, 55-65 DEG C of air cooking temperature, the moisture 22% for controlling jujube is tack-free to bright, completes to dry It is roasting.
(7) ultrasonic all wet
In 300W, 45 DEG C of progress ultrasound 18min-20min, stop ultrasound, interval 5min, interval number is 10-12 times, is stopped It is only ultrasonic, all wet 10h is stood, keeps its dry and wet uniform.Candied date is brown and crisp after baking, moisture distribution is uneven, and all wet makes in product Moisture distribution is uniform.When ultrasonic wave is propagated in a liquid, due to the high vibration of liquid particle, small sky can be generated in liquid internal Hole, these small cavities are swollen and are closed rapidly, can made that fierce effect of impact occurs between liquid particle, be made using cavitation The all wet time by foreshortening to 10h for 24 hours, makes all wet efficiency improve 58%.
(8) shaping, packaging, sterilization
Jujube fruit is pinched into squarely or rectangle, is packed, then radiation sterilizing, irradiation intensity 5kGy-7kGy, irradiation time are The low sugar candied date of sugar content 37% or so is made in 35min.Product total plate count≤1000cfu/g, coliform≤30MPN/ 100g, mould≤50cfu/g, is not detected pathogenic bacteria.
Main nutrient composition content in jujube
The hydrochloric acid in gastric juice dissolution rate of metal particle
Metal particle Hydrochloric acid in gastric juice dissolution rate Metal particle Hydrochloric acid in gastric juice dissolution rate
Iron 10.15% Calcium 8.23%
Zinc 11.04% Selenium 0.44%
Magnesium 10.36% Potassium 8.59%
The content of micronutrient metal element
Micronutrient metal element Content Micronutrient metal element Content
Iron 87mg/kg Calcium 5050mg/kg
Zinc 135mg/kg Magnesium 2060mg/kg
Other data improved
Project Increase rate Content Project Increase rate Content
Dietary fiber 23.3% 35g/kg Amino acid 19.5% 3.15g/kg
Multi-vitamins 9.85% 145mg/kg

Claims (4)

1. a kind of processing method of low sugar candied date, it is characterised in that:Steps are as follows
(1) raw material selects
Choose free from insect pests, it is not damaged, it is fissureless fresh dates 100-120 part as raw material;
(2) sterilization
(3) silk is drawn on stoning, surface
(4) nutrition floating ball is prepared
1. the first step:Soybean protein:Starch=1:0.5 is dissolved in water, and 6.5U/gSPI enzyme additive amounts, lower 75 DEG C of stirring condition is in advance Heating temperature, after twenty minutes 10-20% starch soybean protein mixed gels obtained;
Second step:Soy protein gel is prepared, soybean protein is dissolved in water, 6.5U/gSPI enzyme additive amounts, lower 80 DEG C of stirring condition Soy protein gel obtained after pre-heating temperature 10-20 minutes;
2. low temperature expanding:Mixed gel is sent into puffing can container, air compressor pressurization is reached into 0.1~0.5Mpa, is steamed Steam pipe road is passed through hot steam, and swelling temperature is 70~90 DEG C, after keeping 3~5min, opens valve pressure release, takes out swelling granular, If there is larger particles need to be crushed, the particle of 0.5-1mm is formed;
3. being made containing 5 parts of calcium carbonate, 8 parts of ironic citrate, 6 parts of magnesium monohydrogen phosphate, 4 parts of zinc citrate, 2 parts of biotin, L- egg ammonia The solution of 1 part of acid, 50-100 parts of water;
4. by swelling granular be immersed in step 3. made of in particle, nutritional ingredient is loaded into swelling granular surface and inside Reticular structure in, impregnate 20 minutes, take out drying;
5. secondary roller coating:Particle 4. step is dried after is immersed in 15% soy protein gel, dry after stirring, is formed Irregular enwrapped granule forms nutrition floating ball;
(5) magnetized water is candy, impulse electric field dipping, and jujube is impregnated in liquid glucose;
(6) microwave coupling hot wind interval is toasted
By the jujube after dipping prior to microwave power 260W, microwave baking 15min, interval 5min, interval number is 6-7 times, so Air cooking time 5h-6h afterwards, 55-65 DEG C of air cooking temperature, the moisture 22% for controlling jujube are not glued to bright Hand completes baking;
(7) ultrasonic all wet
In 300W, 45 DEG C of progress ultrasound 18min-20min, stop ultrasound, interval 5min, interval number is 10-12 times, is stopped super Sound stands all wet 10h, keeps its dry and wet uniform;
(8) shaping, packaging, sterilization
Jujube fruit is pinched into squarely or rectangle, is packed, then radiation sterilizing, irradiation intensity 5kGy-7kGy, irradiation time are Low sugar candied date is made in 35min.
2. the processing method of low sugar candied date according to claim 1, it is characterised in that:The formula of the thick liquid glucose For:20-25 parts of white granulated sugar, 20-25 parts of white granulated sugar, 15-20 parts of malt syrup, 10-15 parts of fructose syrup, 2 parts of citric acid, apple 1 part of acid, 1 part of lactic acid, 1 part of fumaric acid, nutrition floating ball 10-15 parts of mixing, 50-100 parts of water.
3. the processing method of low sugar candied date according to claim 1, it is characterised in that:(5) magnetized water is candy for step, pulse Electric field impregnates, and the method that jujube is impregnated in liquid glucose is:By magnetized water:Jujube=4:1,20% liquid glucose is prepared, boiling will be magnetized Stoning jujube is added in boiling, carries out primary candy 12-15min to boiling again in the thick liquid glucoses of 50-60%, is placed in 80-100kV/ M electric field strengths, 60-80ms pulse widths, 0.2-10Hz pulse frequencies very low frequencies high-voltage pulse under, continue impregnate 8h, then will It is secondary candy that thick sugar concentration is adjusted to 30-40% progress;2-3 parts of pectin, 2-3 parts of konjac glucomannan are added under impulse electric field Double-steeping 6h.
4. the processing method of low sugar candied date according to claim 1, it is characterised in that:Step (2) sterilization the step of For:The uniform jujube of quality is chosen, cleaning classification is rolled through pressure-air and cleaned, and aqueous cleaning solution is that 0.5% hypochlorous acid is water-soluble Liquid, contains 5% surfactant sodium sulfonate, and ozone 1% is given birth to miscellaneous bacteria, pesticide and the growth regulator etc. that purify dry jujube surface Change residue, insect excretions wash, and then clean 10-20min with clear water, spare.
CN201810492594.0A 2018-05-22 2018-05-22 low sugar candied date and processing method Withdrawn CN108782913A (en)

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Application publication date: 20181113