A kind of cubilose product and preparation method thereof
Technical field
The invention belongs to field of health care food, be specifically related to one and brew instant cubilose goods and preparation method thereof.
Background technology
Bird's nest is Apodidae animal esculent swift and the multiple nest nest belonging to condensation by mixing such as swallow class saliva and down etc. together and build up.As everyone knows, bird's nest is one of nutrition and precious tonic, modern medicine study finds, bird's nest main component has: water soluble protein, carbohydrate, microelements of calcium, phosphorus, iron, sodium, potassium and the amino acid (lysine, cystine and arginine) played an important role to promotion human activity, contains: 499 grams, protein, calcium 429 milligrams, 306 grams, carbohydrate, 30 milligrams, phosphorus, moisture 104 grams, iron 49 milligrams in its 1000 grams of dry bird's nests.Cubilose nutritive enriches, and has beneficial gas bowl spares, strengthens immunocompetence, yin-nourishing, moisturizes, beauty treatment, the effect such as delay senility.
Traditional food processing method of bird's nest is normally: after first dry bird's nest bubble being sent out 4 ~ 8 hours, then boil 0.5 ~ 3 hour with slow fire or stewing out of water, could eat, whole Production Time is longer, time and effort consuming.And along with the quickening of modern life rhythm, be meet convenient, the edible at any time requirement of people, have developed many direct-edible bird's nest products in recent years, the such as current patent application for instant cubilose goods comprises:
1, patent application CN101647561A discloses a kind of technique for producing instant cubilose, it comprises the steps: first to get dry product bird's nest microwave disinfection, get the dry product bird's nest after sterilization and drinking water 1: 10 ~ 20 mixing by weight, the temperature of drinking water is 65 ~ 75 DEG C, soak 1 ~ 2 hour, for subsequent use; Bird's nest after soaking is removed impurity and water, adds 3 portions of drinking water by weight; Put into the flat stainless-steel pan preheating 10 ~ 20 minutes filling boiling water, then heat 40 minutes, cooling, packaging.
What still adopt due to said method is stewedly boil mode similar in appearance to traditional, thus the moisture content of cubilose product is higher, bird's nest solid part is made to there is the situation of dissolving voluntarily, simultaneously for ensureing mouthfeel and shelf-life, with the bird's nest of instant can pack, also inevitably add additive and anticorrisive agent etc., cause the nutritional labeling of bird's nest to be affected unavoidably.
2, patent application CN102715507A provides a kind of preparation method of soaking type instant cubilose dry product, its step is as follows: get 3 grams clean after bird's nest fresh, add 100 milliliters of clear water stew boil 30 minutes, be contained in glassware or stainless steel ware after cooling, the thickness of cubilose stew is no more than 10 millimeters, be placed in refrigerator and be cooled to-18 DEG C, build-up ice block bird's nest; 2) freeze dryer is energized, opens compressor precooling, make cold-trap be cooled to-40 DEG C; 3) step 1) gained ice cube shape bird's nest and holding vessel thereof are put into step 2) freeze dryer dividing plate; 4) temperature probe sensor one is placed in cold-trap, other end is placed in freeze dryer dividing plate, makes temperature in vacuum environment be unlikely to intensification too fast; 5) drive freeze dryer vavuum pump, be low to moderate 10Pa to its Pressure Drop, start freeze-drying; 6) freeze-drying is after 24 hours, allows freeze dryer exit to normal pressure, closes freeze dryer vavuum pump, take out the ripe dry product of bird's nest in dry environments, then close compressor; 7) in dry environments, rapidly ripe for bird's nest dry product is inserted packaging bag sealing.
Said method is carried out encapsulating after freeze drying obtains the ripe dry product of bird's nest by stewed well-done bird's nest again, time edible, ripe for bird's nest dry product brewed 5 minutes with boiling water.This instant cubilose goods preserved with dry form, though can not dissolve voluntarily, when usually brewing, rehydration effect is unsatisfactory, have Bai Xin, water suction not thoroughly, poor visual effect, mouthfeel be poor, stew with one bowl of tradition the bird's nest boiled to greatly differ from each other, therefore also rare corresponding product listing.
In addition in addition bird's nest is processed into gel food (application number is the patent application of 201410523178.4), nanoparticle (superfines) (application number is the patent application of 201310362608.4,201110155780.3 and 201410318560.1), but these cubilose product have completely lost original perception and mouthfeel, and to be boiled and HTHP is stewed the mode such as to boil and made that bird's nest dissolves, sex change is reprocessed into other form by long-time stewing, very easily cause quality of bird's nest to change.
Therefore, guaranteeing that the mouthfeel of cubilose product and perception and tradition stew that to boil bird's nest suitable, and under not containing the prerequisite of additive, anticorrisive agent, how effectively to keep the original natural biological nutrient of bird's nest, and reach there is safety and sanitation, stay in grade, instant, easily absorb, good resultant effect that utilization rate is high, be a problem needing research and development further.
Summary of the invention
The present invention is intended to solve cubilose product of the prior art effectively can not keep the original natural biological nutrient of bird's nest, not easily absorb, utilization rate is low, and causes the problems such as quality of bird's nest change because of the change of mouthfeel and perception, provides a kind of and brews instant cubilose product and preparation method thereof.The present invention is the cubilose product obtained by specific processing step and corresponding state modulator condition, can guarantee that the mouthfeel of cubilose product and perception and tradition stew that to boil bird's nest suitable, effectively can keep again the original natural biological nutrient of bird's nest, and there is safety and sanitation, stay in grade, instant, easily absorb, good resultant effect that utilization rate is high.
For achieving the above object, the technical solution used in the present invention is as follows:
A preparation method for cubilose product, is characterized in that processing step is as follows:
A, pretreatment: the raw material bird's nest of pure natural is cleaned, chops up, mixed;
B, restructuring: will add water to stew through the pretreated bird's nest of steps A and boil, and stew boil while carry out high-speed rotary with 1000 ~ 100,000 revs/min and break broken, make the constantly imbibition of bird's nest protein, cutting attenuate, boiling to stopping stewing, obtaining gluey bird's nest liquid;
Described stewed boiling is broken broken with high-speed rotary, can carry out by continuous print simultaneously; Also can stew to boil to revolve again and beat, mutually intert, be cycled to repeat and carry out.Amount of water is 10 ~ 100 times of bird's nest dry weight (i.e. raw material bird's nest) by weight, and the time of boiling with coddle is 0.5 ~ 3 hour; At this temperature, the abundant expansion of protein can be reached, chop up, slaking, guarantee health etc., can also avoid stewing boil overlong time and can cause protein denaturation, decomposition, destroy the problems such as the original natural biological nutritional labeling of bird's nest, color and luster.
C, low temperature concentrate: obtain the bird's nest concentrate that moisture content is 80% ~ 97% after the gluey bird's nest liquid obtained through step B is carried out low temperature dewatering
Adopt low temperature condensing mode to carry out processed, processing intensity can be reduced, be more conducive to keeping the original natural biological nutritional labeling of bird's nest, color and luster etc.
The mode of described low temperature dewatering comprises freeze drying, vacuum drying or low-temperature air-drying etc.; The temperature of described low temperature dewatering is-40 DEG C ~ 80 DEG C, and wherein, cryodesiccated temperature is-40 DEG C ~ 30 DEG C, and vacuum drying temperature is 10 DEG C ~ 40 DEG C, and the temperature of low-temperature air-drying is 30 DEG C ~ 80 DEG C;
D, shaping: by the bird's nest concentrate of poor fluidity obtained through step C, carry out appearance again by modes such as wire squeeze, chopping, section or smears, become thread or sheet bird's nest;
Described wire squeeze or chopping diameter are 1 ~ 25mm; Section or plate coating thickness are 1 ~ 25mm;
E, low temperature drying: by the thread or sheet bird's nest obtained through step D, obtain solidification setting, obtain cubilose product by low temperature drying after making moisture content drop to 3% ~ 25%.
Described low temperature drying comprises freeze drying, vacuum drying or low-temperature air-drying etc.
The temperature of described low temperature drying is-40 DEG C ~ 80 DEG C, and wherein, cryodesiccated temperature is-40 DEG C ~ 30 DEG C, and vacuum drying temperature is 10 DEG C ~ 40 DEG C, and the temperature of low-temperature air-drying is 30 DEG C ~ 80 DEG C.
Thread or sheet appearance when being shaped well can be kept when described setting, dried cubilose product rehydration.
The cubilose product that the present invention obtains is that one brews instant product, only cubilose product need be poured with the boiling water of dry weight about 30 times time edible, and steeping after 3 ~ 5 minutes is edible; Or to boil after 1 ~ 30 minute i.e. edible with the normal-temperature water of about 30 times, goods or hot water.
Compared with prior art, the technique effect that the present invention gives prominence to is:
1, the present invention is by after the pretreatment cleaning raw material bird's nest, chop up, mix, then adds water to stew and boil fragmentation, the nutritional labeling of bird's nest protein can be made to be easier to absorb, effectively improve the utilization rate of bird's nest.
2, the present invention is by stewing after the bird's nest after boiling carries out the concentrated and low temperature drying process of low temperature, the moisture content of bird's nest is made to obtain effective reduction, thus the cubilose product made both can not occur to dissolve voluntarily, not perishable yet, and do not need to add additive, anticorrisive agent can be preserved for a long time, well maintain the original natural biological nutrient of bird's nest thus, edible safety, stay in grade.
3, the present invention is by being shaped the bird's nest concentrate that obtain after low temperature concentration and after solidification setting, well maintains to stew with tradition to boil the suitable mouthfeel of bird's nest and perception, and is easier to the true and false distinguishing product, eats and feels more relieved.
4, complemented each other by the present invention, indispensable whole processing step, and corresponding cubilose product prepared by state modulator condition, have that rehydration is fast and penetrating, water absorption rate is high, rich in taste soapy feeling, chew the feature that head has both, while brewing, part is naturally dissolved and is formed denseer and few soup, instant.
Accompanying drawing explanation
Fig. 1 is process chart of the present invention.
Detailed description of the invention
Below in conjunction with embodiment, the present invention is described further.But this should be interpreted as that the scope of the above-mentioned theme of the present invention is only limitted to following embodiment, all technology realized based on foregoing of the present invention all belong to scope of the present invention.
embodiment 1the present invention brews the preparation of instant cubilose goods
A, pretreatment: the raw material bird's nest of pure natural is cleaned, chops up, mixed, make bird's nest become clean, homogeneous;
B, restructuring: undertaken stewing boil adding the water being equivalent to bird's nest dry weight 30 times through the pretreated bird's nest of steps A, stewing the time of boiling is 0.5 hour, and stew boil while carry out high-speed rotary and break broken 0.5 hour, obtain gluey bird's nest liquid;
C, low temperature concentrate: by the gluey bird's nest liquid obtained through step B, carry out vacuum drying and concentrate, obtain the bird's nest concentrate of moisture content 95% under the condition of low pressure 1000 ~ 2000Pa, low temperature 10 DEG C ~ 20 DEG C;
D, shaping: by the bird's nest concentrate (its poor fluidity) of moisture content 95% obtained through step C, be forced through the stainless steel tube of latus rectum 5mm, be applied as the sheet of 4 ~ 5mm;
E, low temperature drying: by the sheet bird's nest obtained through step D, obtain solidification setting, obtain cubilose product by the low-temperature air-drying of 35 DEG C after making moisture content drop to 15%.
Well can keep sheet appearance when being shaped during this cubilose product rehydration, only cubilose product need be poured with the boiling water of dry weight about 30 times time edible, steeping after 3 ~ 5 minutes is edible, is that one brews instant product.
embodiment 2the present invention brews the preparation of instant cubilose goods
A, pretreatment: the raw material bird's nest of pure natural is cleaned, chops up, mixed, make bird's nest become clean, homogeneous;
B, restructuring: undertaken stewing boil adding the water being equivalent to bird's nest dry weight 40 times through the pretreated bird's nest of steps A, stewing the time of boiling is 1 hour, and stew boil while carry out high-speed rotary and break broken 1 hour, obtain gluey bird's nest liquid;
C, low temperature concentrate: by the gluey bird's nest liquid obtained through step B, under the condition of low pressure 50 ~ 100Pa, low temperature-20 DEG C, carry out freeze drying, obtain the bird's nest concentrate of moisture content 94%;
D, shaping: by the bird's nest concentrate (its poor fluidity) of moisture content 94% obtained through step C, be forced through the stainless steel tube of latus rectum 3.5mm, be extruded with the thread of diameter 3.5mm;
E, low temperature drying: by the thread bird's nest obtained through step D, obtain solidification setting, obtain cubilose product by the vacuum drying at low pressure 2000 ~ 3000Pa, low temperature 10 DEG C ~ 15 DEG C after making moisture content drop to 10%.
Well can keep thread appearance when being shaped during this cubilose product rehydration, only cubilose product need be poured with the boiling water of dry weight about 30 times time edible, steeping after 3 ~ 5 minutes is edible, is that one brews instant product.
embodiment 3the present invention brews the preparation of instant cubilose goods
A, pretreatment: the raw material bird's nest of pure natural is cleaned, chops up, mixed, make bird's nest become clean, homogeneous;
B, restructuring: undertaken stewing boil adding the water being equivalent to bird's nest dry weight 50 times through the pretreated bird's nest of steps A, stewing the time of boiling is 1 hour, and stew boil while carry out high-speed rotary and break broken 1 hour, obtain gluey bird's nest liquid;
C, low temperature concentrate: by the gluey bird's nest liquid obtained through step B, carry out vacuum drying and concentrate, obtain the bird's nest concentrate of moisture content 93% under the condition of low pressure 1000 ~ 2000Pa, low temperature 10 DEG C ~ 20 DEG C;
D, shaping: by the bird's nest concentrate (its poor fluidity) of moisture content 93% obtained through step C, be forced through the stainless steel tube of latus rectum 2mm, be extruded with the thread of diameter 2mm;
E, low temperature drying: by the thread bird's nest obtained through step D, obtain solidification setting, obtain cubilose product by the low-temperature air-drying of 45 DEG C after making moisture content drop to 8%.
Well can keep thread appearance when being shaped during this cubilose product rehydration, only cubilose product need be poured with the boiling water of dry weight about 30 times time edible, steeping after 3 ~ 5 minutes is edible; Or boiling after 1 ~ 30 minute i.e. edible with the normal-temperature water of about 30 times, goods or hot water, is that one brews instant product.
embodiment 4the present invention brews the preparation of instant cubilose goods
A, pretreatment: the raw material bird's nest of pure natural is cleaned, chops up, mixed, make bird's nest become clean, homogeneous;
B, restructuring: undertaken stewing boil adding the water being equivalent to bird's nest dry weight 35 times through the pretreated bird's nest of steps A, stewing the time of boiling is 0.75 hour, and stew boil while carry out high-speed rotary and break broken 0.75 hour, obtain gluey bird's nest liquid;
C, low temperature concentrate: by the gluey bird's nest liquid obtained through step B, carry out vacuum drying and concentrate, obtain the bird's nest concentrate of moisture content 92% under the condition of low pressure 1000 ~ 2000Pa, low temperature 10 DEG C ~ 20 DEG C;
D, shaping: by the bird's nest concentrate (its poor fluidity) of moisture content 92% obtained through step C, be directly cut into the sheet of 3mm with cutting knife;
E, low temperature drying: the sheet bird's nest cut by step D, obtain solidification setting, obtain cubilose product by the low-temperature air-drying of 40 DEG C after making moisture content drop to 9%.
Well can keep sheet appearance when being shaped during this cubilose product rehydration, only cubilose product need be poured with the boiling water of dry weight about 30 times time edible, steeping after 3 ~ 5 minutes is edible; Or boiling after 1 ~ 30 minute i.e. edible with the normal-temperature water of about 30 times, goods or hot water, is that one brews instant product.
embodiment 5the present invention brews the preparation of instant cubilose goods
A, pretreatment: the raw material bird's nest of pure natural is cleaned, chops up, mixed, make bird's nest become clean, homogeneous;
B, restructuring: undertaken stewing boil adding the water being equivalent to bird's nest dry weight 45 times through the pretreated bird's nest of steps A, stewing the time of boiling is 1.25 hours, and stew boil while carry out high-speed rotary and break broken 1.25 hours, obtain gluey bird's nest liquid;
C, low temperature concentrate: by the gluey bird's nest liquid obtained through step B, carry out vacuum drying and concentrate, obtain the bird's nest concentrate of moisture content 91% under the condition of low pressure 1000 ~ 2000Pa, low temperature 10 DEG C ~ 20 DEG C;
D, shaping: by the bird's nest concentrate (its poor fluidity) of moisture content 91% obtained through step C, with chopping again after cutting knife direct slicing, chopping diameter 3.5mm;
E, low temperature drying: the thread bird's nest cut by step D, obtain solidification setting, obtain cubilose product by the low-temperature air-drying of 50 DEG C after making moisture content drop to 7%.
Well can keep sheet appearance when being shaped during this cubilose product rehydration, only cubilose product need be poured with the boiling water of dry weight about 30 times time edible, steeping after 3 ~ 5 minutes is edible; Or boiling after 1 ~ 30 minute i.e. edible with the normal-temperature water of about 30 times, goods or hot water, is that one brews instant product.