CN102986916A - Preparation method of high yield bean curd - Google Patents

Abstract

The invention provides a preparation method of a high yield bean curd. The preparation method comprises the steps of immersing a bean raw material of peanuts; grinding the bean raw material into raw soya-bean milk while adding water; filtering to remove residues, heating the milk, marinating for solidification, condensing into beancurd jelly and pressing out water to obtain the bean curd. The preparation method is characterized in that the marinating operation is performed after an accelerant DATEM is added in the soya-bean milk, wherein the additive amount of the accelerant ranges from 0.3% to 5% of the soya-bean milk content; the marinating solidification agent in the step of marinating for solidification is composed of 0.1-0.5 part of hydroxybenzoate ethyl ester and 1 part of glucolactone; and the additive amount of the marinating solidification agent ranges from 0.2% to 3% of the soya-bean milk content. The yield is higher than 5%. The product is tender and smooth and has good quality. The quality guarantee period at a normal temperature under an open and unsealed condition is longer than 5 days; and the quality guarantee period at a normal temperature under a vacuum-packaged and sealed condition is longer than 6 months.

Description

High yield bean curd preparation method

Technical field

The invention belongs to a kind of processed soybean food.

Background technology

The bean curd of prior art, traditional bean curd becomes with the bittern point with gypsum, and modern science man has invented than gypsum and the better product of bittern---glucolactone.The bean curd of pointing out with it is more delicate, and taste and nutritive value are also higher, and health is not definitely had harm, and the making lactone bean curd that everybody sees in the supermarket is put into it.The raw material of bean curd is soya bean, mung bean, white peas or beans, pea etc.It is clean first beans to be shelled, and puts into water after cleaning, and soaks appropriate time, adds a certain proportion of water mill again and becomes raw soya-bean milk.Then with special cloth bag the slurries that grind are installed, keep sack well, firmly extruding is with the soya-bean milk cloth bag of squeezing out.The general slurry that presses can press twice, after having pressed the first time sack is opened, and puts into clear water, keeps behind the sack again press for extracting juice well once.After raw soya-bean milk presses, put into pot and boil, will skim the foam that face is floating while boiling.The temperature of boiling remains between 90 to 110 degrees centigrade, and should be noted that the time of boiling.Well-done soya-bean milk need to carry out ordering halogen to solidify.The method of selecting halogen can be divided into two kinds in bittern and gypsum.The main component of bittern is magnesium chloride, and the main component of gypsum is calcium sulfate.Order the words of halogen with gypsum first will be with the gypsum roasting till just care, and then being crushed into powder adds water furnishing calcium plaster, pours just in the soya-bean milk of scooping out in the pot, and stir evenly gently with spoon.In the near future, soya-bean milk will condense into jellied bean curd.Also have in south directly to add the water mill slurry with gypsum, when order halogen the calcium plaster of milled is poured into the soya-bean milk stirring.Just GPRS is measured well, and being generally one jin of beans will be optimal proportion with 0.6 liang of gypsum.Need the older calcium plasters that then add of bean curd some more.If will further jellied bean curd be made bean curd, in then condense at jellied bean curd about 30 minutes, scoop in gently in the wooden block basin or other container of having completed infantees with spoon.After filling with, with infantees the jellied bean curd bag is risen, covers plank, pressed 10 to 20 minutes, soft beancurd.If dried bean curd processed then must scoop in jellied bean curd in the wooden block basin, wrap with cloth, cover plank.The upper stone of heap onboard, setting-out, bean curd.Color bean curd; This is nearest popular a kind of more nutritious, more healthy bean curd on the market.Color bean curd is the same with traditional bean curd, all is as raw material take soybean.Different is that it on the make adds crude vegetable fruit juice auxiliary material, forms natural colour, and contains abundant nutritional labeling, has preserved the cellulosic in the vegetables, is conducive to absorption of human body, digestion.Basic technology and the traditional bean curd of making color bean curd omit together, and critical process is the adding of dish juice.The color and luster of color bean curd depends primarily on the color and luster of vegetable juice.Can select celery, radish and celery tassel, capsicum leaf, sweet potato leaves etc. such as green bean curd processed; Make yellow bean curd, available carrot etc.; Make red bean curd, can squeeze the juice with tomato.The size of a standard bean curd should be the high 60mm of the wide 90mm of long 120mm.The bean curd of prior art: under the normal temperature, about 10-20 hours shelf-lifves, exist the deficiencies such as shelf-life weak point.Color bean curd; There is complex manufacturing technology, the deficiencies such as color fluctuation.

Summary of the invention:

The object of the invention is to, for the deficiencies in the prior art, propose a kind of high-quality high yield bean curd preparation method.

High yield bean curd preparation method of the present invention comprises BeansClass raw material soaking, water mill Cheng Sheng Soya-bean milk, filter and remove residue, mashing off, the halogen of ordering solidifies, condenses into Jellied bean curd, setting-out, Bean curdTechnological process; It is characterized in that: Soya-bean milkCarry out ordering the halogen operation after the middle adding promoter; Described promoter is DATEM; By weight percentage, the promoter addition is Soya-bean milk0.3-5% scope of amount; The described halogen of ordering solidifies, and it orders the halogen coagulating agent, by weight percentage, is made of 0.1-0.5 part of nipagin A and 1 part of glucolactone; By weight percentage, order halogen coagulating agent addition, by weight percentage, for Soya-bean milk0.2-3% scope of amount; Described BeansClass is for producing beanpod Pulse familyPlant BeansSon.

Described promoter addition is preferably 1-3% scope of soybean milk quantity; The described halogen coagulating agent addition of ordering is preferably 0.4-1.5% scope of soybean milk quantity.

Described beans is made a general reference the legume bean or pea that all produce beanpod; Simultaneously, also be commonly used to call the legume crop that conduct is edible and feed is used in the Papillionoideae of pulse family.Comprised peanut.Peanut has another name called peanut, belongs to Papilionaceae Arachis annual herb plant.

The kind of beans is a lot, mainly contains soybean, broad bean, mung bean, pea, red bean etc.Nutrient categories and quantity according to beans can be divided into them two large classes.High protein, the higher fatty acid beans of one class take soya bean as representative.Another kind of beans is then take the carbohydrate content height as feature, such as mung bean, red bean.Usually with bright beans and bean product, not only can cook major ingredient and the auxiliary material of dish, but also can be used as the raw material of flavouring during culinary art.

High yield bean curd preparation method of the present invention, add diphenylguanidine ATEM, its have stronger emulsification, dispersion,, prevent the effects such as oil content is separated out, anti-aging, with the function such as amylose interaction; Chief component material protein, starch, the lubricant component of bean curd are better organically combined, make product improve the performances such as stable and soft fine and smooth mouthfeel of elasticity, water conservation, conformality etc.; Quality and output capacity greatly improve.Adopting coloured beans is raw material, can make colored stable being retained in the bean curd of bean chromogen; Form the original color tofu product.

Daily production bean curd uses at most, raw material is soya bean the most widely; Also claim soybean; Formal name used at school is max (L) Merrill, (comprising green soya bean, black soya bean, purple beans and spot tea Giycine beans etc.).Soybean is pulse family Glycine annual herb plant, originates in China.China cultivates from ancient times, so far the plantation history in existing 5000.Now generally plant in the whole nation, northeastward, North China, Shan, river and THE LOWER YANGTZE VALLEY area all produce, and be more with the Yangtze river basin and southwest cultivation, with the northeast soybean optimal quality.

Soya bean; The nutritive value of soya bean is the abundantest, have the title of " kings in the beans ", is called " Vegetable meat ", " green cow " by people.Soyabean protein content is up to about 40%, and top quality reaching about 50% is the hat of other grains.Modern medicine study is thought, soya bean does not contain cholesterol, and can reduce body's cholesterol, reduce arteriosclerotic generation, prevention of cardiac also contains a kind of material that presses down pancreatin in the soya bean, it has certain curative effect to diabetes. therefore, soya bean is recommended as by the nutritionist and prevents and treats coronary heart disease, the ideal health care product of the diseases such as hypertension of atherosclerosis. and contained soft phosphatide is the pith that brain cell forms in the soya bean, and often eating soya bean has important usefulness to increasing and improving brain technical ability.Motherland's medical science is thought, takes soya bean and can make us the longue skin, and beneficial color, the replenishing essence marrow, reinforcement gas, the qi-restoratives appetizing is the help food that suitable valetudinarian, invalid uses, and has nourishing qi and blood. during invigorating the spleen is wide, the peaceful heart of body-building, lower sharp large intestine, the effect of moisturizing the water that disappears.

Glucolactone; Very widely food additives of a kind of purposes.Another name: 1,5-glucolactone; The maltonic acid delta-lactone; The D glucono-δ-lactone; Glucono-δ-lactone; Maltonic acid-delta-lactone; Glucurolactone; Artogicurol; Glucurone; D (+)-gluconic acid-Δ-lactone; D (+)-gluconic acid-Δ-lactone; Gluconolactone; D-grape acid lactone; Gluconic acid [Δ-] lactone; Grape acid Δ-lactone; Δ-glucolactone; D-(+)-glucolactone; The bean curd king.Traditional bean curd becomes with the bittern point with gypsum, has invented under the modern science than gypsum and the better product of bittern---gluconic acid lactone.The bean curd of pointing out with it is more delicate, and taste and nutritive value are also higher.

Nipagin A; [product purpose]: as food preservative, also be used for the industries such as pharmacy, leather; Fungistatic effect to fungi is stronger, but to the fungistatic effect of bacterium a little less than.As antibacterial anticorrisive agent, be widely used in liquid preparation and semisolid preparation, also can be used for the anticorrosion of food and cosmetics.

DATEM; The single, double fatty glyceride of diacetylation tartaric acid; it is the mixture of diacetylation tartaric acid mono fatty acid glyceride and diacetylation tartaric acid bis-fatty acid glyceride; for a kind of emulsifying agent of good roasted food, be to use at present widely one of food additives.The full name of DATEM is diacetyl tartarate list (two) glyceride.Having the effects such as stronger emulsification, dispersion, anti-aging, is good emulsifying agent and dispersant; Can effectively strengthen the elasticity of dough, toughness and hold gas reduces dough reduction degree.Increase bread, steamed bun volume, improve institutional framework; Interact with amylose, delay and prevent the aging of food.Be used for rare cream, can make the lubricious exquisiteness of product.Be used for butter and concentrated butter, prevent that oil content from separating out, improve stability.It is a kind of white or faint yellow powdery solid when with saturated fatty acid, 45 ℃ of fusing points; It is yellow lotion or thick liquid when with unrighted acid.Domestic code: 10.010, European code is E472e, the INS 472e that encodes, in many data at home and abroad also with it referred to as the DATA ester.Domestic common state is off-white powder or granular solids, the pH value is faintly acid, pH value about 4, fusion range is about about 45 ℃, and HLB value 8.0-9.2 has special acetic acid smell, can be scattered in the hot water, can be miscible with grease, be dissolved in the organic solvents such as ethanol, propane diols, belong to nonionic emulsifier.Security: FAO/WHO(1985) regulation, the ADI value is 0-50mg/kg, its mouse oral LD50〉10g/kg, U.S. food and drug administration (1985) regard as GRAS material (It is generally accepted safe material).

The present invention compared with prior art, its beneficial effect is: add diphenylguanidine ATEM, use its have stronger emulsification, dispersion,, prevent the effects such as oil content is separated out, anti-aging, with the function such as amylose interaction; Chief component material protein, starch, grease three great achievements of bean curd are divided better organically combined, make product improve the performances such as the stability of elasticity, water conservation, conformality etc. and soft fine and smooth mouthfeel; Quality and output capacity greatly improve.Can make colored stable being retained in the bean curd of bean chromogen; Form the original color tofu product; It is high more than 5% to have yield; The soft exquisiteness of product, quality better, normal temperature, unlimited blow-by lower shelf-life of situation reached more than 5 days, the vacuum-packed sealing more than June normal temperature lower shelf-life of situation.

Concrete embodiment:

Embodiment 1

High yield bean curd preparation method of the present invention, comprise that bean material soaks, water mill becomes raw soya-bean milk, filter and remove residue, mashing off, order the halogen coagulating agent, condense into jellied bean curd, setting-out, the technological process of bean curd; Carry out ordering the halogen operation after in soya-bean milk, adding promoter; Described promoter is DATEM; By weight percentage, the promoter addition is 0.3-5% scope of soybean milk quantity; The described halogen of ordering solidifies, and it orders the halogen coagulating agent, by weight percentage, is made of 0.1-0.5 part of nipagin A and 1 part of glucolactone; The described halogen of ordering solidifies, and by weight percentage, the halogen coagulating agent addition of ordering is 0.2-3% scope of soybean milk quantity.Described promoter addition is preferably 1-3% scope of soybean milk quantity; The described halogen coagulating agent addition of ordering is preferably 0.4-1.5% scope of soybean milk quantity.Described beans is made a general reference the legume that all produce beanpod; Simultaneously, also be commonly used to call the legume crop that conduct is edible and feed is used in the Papillionoideae of pulse family.Comprised peanut.Peanut has another name called peanut, belongs to Papilionaceae Arachis annual herb plant.

Embodiment 2

High yield bean curd preparation method of the present invention is raw material with soya bean, comprise that bean material soaks, water mill becomes raw soya-bean milk, filter and remove residue, mashing off, order the halogen coagulating agent, condense into jellied bean curd, setting-out, the technological process of bean curd; Carry out ordering the halogen operation after in soya-bean milk, adding promoter; Described promoter is DATEM; By weight percentage, the promoter addition is 0.3-5% scope of soybean milk quantity; The described halogen of ordering solidifies, and it orders the halogen coagulating agent, by weight percentage, is made of 0.1-0.5 part of nipagin A and 1 part of glucolactone; The described halogen of ordering solidifies, and by weight percentage, the halogen coagulating agent addition of ordering is 0.2-3% scope of soybean milk quantity.Described promoter addition is preferably 1-3% scope of soybean milk quantity; The described halogen coagulating agent addition of ordering is preferably 0.4-1.5% scope of soybean milk quantity.

Embodiment 3

High yield bean curd preparation method of the present invention is mixed into raw material with soya bean, peanut 1:1 weight, comprise that bean material soaks, water mill becomes raw soya-bean milk, filter and remove residue, mashing off, order the halogen coagulating agent, condense into jellied bean curd, setting-out, the technological process of bean curd; Carry out ordering the halogen operation after in soya-bean milk, adding promoter; Described promoter is DATEM; By weight percentage, the promoter addition is 0.3-5% scope of soybean milk quantity; The described halogen of ordering solidifies, and it orders the halogen coagulating agent, by weight percentage, is made of 0.1-0.5 part of nipagin A and 1 part of glucolactone; The described halogen of ordering solidifies, and by weight percentage, the halogen coagulating agent addition of ordering is 0.2-3% scope of soybean milk quantity.Described promoter addition is preferably 1-3% scope of soybean milk quantity; The described halogen coagulating agent addition of ordering is preferably 0.4-1.5% scope of soybean milk quantity.

Embodiment 4

High yield bean curd preparation method of the present invention is raw material with peanut, comprise that bean material soaks, water mill becomes raw soya-bean milk, filter and remove residue, mashing off, order the halogen coagulating agent, condense into jellied bean curd, setting-out, the technological process of bean curd; Carry out ordering the halogen operation after in soya-bean milk, adding promoter; Described promoter is DATEM; By weight percentage, the promoter addition is 0.3-5% scope of soybean milk quantity; The described halogen of ordering solidifies, and it orders the halogen coagulating agent, by weight percentage, is made of 0.1-0.5 part of nipagin A and 1 part of glucolactone; The described halogen of ordering solidifies, and by weight percentage, the halogen coagulating agent addition of ordering is 0.2-3% scope of soybean milk quantity.Described promoter addition is preferably 1-3% scope of soybean milk quantity; The described halogen coagulating agent addition of ordering is preferably 0.4-1.5% scope of soybean milk quantity.

Above embodiment gained tofu product, soft exquisiteness, quality better, normal temperature, unlimited blow-by lower shelf-life of situation reached more than 5 days, the vacuum-packed sealing more than June normal temperature lower shelf-life of situation.

Claims (3)

1. one kind high yield bean curd preparation method, comprise that bean material soaks, water mill become raw soya-bean milk, filter and remove residue, mashing off, the halogen of ordering solidify, condense into jellied bean curd, setting-out, the technological process of bean curd; It is characterized in that: carry out ordering the halogen operation after in soya-bean milk, adding promoter; Described promoter is DATEM; By weight percentage, the promoter addition is 0.3-5% scope of soybean milk quantity; The described halogen of ordering solidifies, and it orders the halogen coagulating agent, by weight percentage, is made of 0.1-0.5 part of nipagin A and 1 part of glucolactone; By weight percentage, order halogen coagulating agent addition, by weight percentage, be 0.2-3% scope of soybean milk quantity; Described beans is for producing the fabaceous bean or pea of beanpod.

2. high yield bean curd preparation method according to claim 1, described promoter addition is 1-3% scope of soybean milk quantity.

3. high yield bean curd preparation method according to claim 1, the described halogen coagulating agent addition of ordering is 0.4-1.5% scope of soybean milk quantity.