CN104783100A - Processing technology for tender leaves of Chinese toon - Google Patents

Abstract

The invention provides a processing technology for tender leaves of Chinese toon. The processing technology comprises the following steps: (1) preparing a raw material, (2) sorting and selecting, (3) cleaning, (4) protecting the color, (5) cooling, (6) drying, (7) pickling, (8) pickling again, and (9) packaging. Through the particular nine processing steps, the Chinese toon can be preserved for longer time, so as to bring convenience for people to eat the tasty Chinese toon in other seasons. The salted Chinese toon disclosed by the invention is crisp, tender and smooth in taste, rich in fresh scent, unique in original flavor of the Chinese toon, and free of peculiar smell after long-term preservation. The method disclosed by the invention is simple to manufacture, easy to control and suitable for large-scale production of food enterprises.

Description

A kind of processing technology of Chinese toon head

Technical field

The present invention relates to a kind of food, be specifically related to the method for making of food, particularly a kind of processing technology of Chinese toon head, belong to food processing technology field.

Background technology

Chinese toon head is the tender leaf point of Chinese toon tree, containing profuse nutrition.Early spring raw tender shoots, in yellow green, various places are all liked to pinch and are got tender shoots, fry meat, scrambled egg or mix food with sesame oil.Chinese toon bud is called as " on tree vegetables ", and before and after annual grain rains in spring, the tender shoots that Chinese toon sends out can make various dish.

The thick bud of Chinese Toon Leaves is tender, the red limit of greenery, and just as agate, emerald, aromatic flavour, enriching far above other vegetables of nutrition is the famous and precious delicacies of dinner guest.

According to analysis, in every 100 grams of Chinese toon heads, containing protein 8-9 gram, calcic 143 milligrams, containing vitamin C 115 milligrams, the first all in row vegetables.In addition, also phosphorous 135 milligrams, carrotene 1.36 milligrams, and the nutriment such as iron and B family vitamin.

Chinese toon bud also has very high medical value, and Tang Materia Medica claims: " curing mainly disease scabies, wind subcutaneous ulcer "; " sward " claims: " tender shoots boils food, and disappear wind detoxification "; Compendium of Material Medica claims: " bald not hair tonic is in vain got Chinese toon, peach, seized the leaf heart and take off juice and be frequently coated with it "; " Luchuan book on Chinese herbal medicine " is also known as " stomach invigorating, hemostasis, anti-inflammatory, desinsection ".Chinese toon bud can be clearing heat and detoxicating, and stomach invigorating is regulated the flow of vital energy, moisturizing improving eyesight, desinsection, treatment of ulcer, alopecia, hot eyes, the illnesss such as cough with lung heat.

Summary of the invention

The object of this invention is to provide a kind of new process for processing of Chinese toon head, the Chinese toon head of the method processing, mouthfeel is aromatic, convenient storage.

The present invention can be achieved through the following technical solutions:

A processing technology for Chinese toon head, comprises following processing step:

(1) preparation of raw material: the tender shoots tender leaf of gathering after collection head water Chinese toon tender shoots and two water, fertile tender matter crisp, bright in colour, hand pinches softness;

(2) select and pick: the residual branch Lao Ye rejecting Chinese toon, base portion lignifying of pruning part, clear water rinses and removes the impurity such as silt, drains away the water for subsequent use;

(3) clean: with the clear water rinsing several of flowing, clean silt and the dirt on surface;

(4) look is protected: boiling water blanching 1min, adds color stabilizer during blanching;

(5) cool: with cold running water cooling after blanching, after cooling, temperature is no more than 30 DEG C;

(6) dry: the Chinese toon head of above-mentioned processing is refrigerated to less than-20 DEG C, is evacuated to below drying chamber pressure 30Pa, heating sublimation, the temperature of distillation controls below 40 DEG C, and the temperature of resolution phase should control below 45 DEG C, to dry;

(7) pickled: Chinese toon and salt put in cylinder by weight 10:1 and pickle, one deck dish one deck salt, salt dosage will successively increase, and some salt cappings are put more in the superiors, fill wooden cover on bonnet, and upper pressure stone, picked up through 3-5 days, squeeze to the greatest extent that salt solution is for subsequent use;

(8) salt down again: the Chinese toon squeezing salt solution is to the greatest extent put into another cylinder, the salt adding pickled process equivalent carries out multiple salting down, and method salts down as before, and cylinder filled by the salt solution being then 30% with concentration, presses stone, salt marsh 8 days;

(9) pack: the Chinese toon after multiple salting down is taken out, and the saline solution vacuum bag packages of implantation concentration 30%, seals.

The processing technology of described a kind of Chinese toon head, in step (4), color stabilizer is 1% salt, 0.8%CaCl ₂, 10mg/ kg copper sulphate/copper-bath.

Beneficial effect of the present invention: through processing technology of the present invention, Chinese toon can be preserved the long period, be convenient for people to also can eat the Chinese toon of delicious food in other seasons, salt marsh Chinese toon mouthfeel of the present invention is tender and crisp smooth, fragrant assails the nostrils, there is original flavour of Chinese toon uniqueness, long period free from extraneous odour can be preserved.The inventive method makes simple, controllable in technique, also suitable food enterprise large-scale production.

Detailed description of the invention

The technological means realized for making the present invention, creation characteristic, reaching object and effect is easy to understand, below in conjunction with detailed description of the invention, setting forth the present invention further.

A processing technology for Chinese toon head, comprises following processing step:

(1) preparation of raw material: the tender shoots tender leaf of gathering after collection head water Chinese toon tender shoots and two water, fertile tender matter crisp, bright in colour, hand pinches softness;

(2) select and pick: the residual branch Lao Ye rejecting Chinese toon, base portion lignifying of pruning part, clear water rinses and removes the impurity such as silt, drains away the water for subsequent use;

(3) clean: with the clear water rinsing several of flowing, clean silt and the dirt on surface;

(4) look is protected: boiling water blanching 1min, adds color stabilizer during blanching;

(5) cool: with cold running water cooling after blanching, after cooling, temperature is no more than 30 DEG C;

(6) dry: the Chinese toon head of above-mentioned processing is refrigerated to less than-20 DEG C, is evacuated to below drying chamber pressure 30Pa, heating sublimation, the temperature of distillation controls below 40 DEG C, and the temperature of resolution phase should control below 45 DEG C, to dry;

(7) pickled: Chinese toon and salt put in cylinder by weight 10:1 and pickle, one deck dish one deck salt, salt dosage will successively increase, and some salt cappings are put more in the superiors, fill wooden cover on bonnet, and upper pressure stone, picked up through 3-5 days, squeeze to the greatest extent that salt solution is for subsequent use;

(8) salt down again: the Chinese toon squeezing salt solution is to the greatest extent put into another cylinder, the salt adding pickled process equivalent carries out multiple salting down, and method salts down as before, and cylinder filled by the salt solution being then 30% with concentration, presses stone, salt marsh 8 days;

(9) pack: the Chinese toon after multiple salting down is taken out, and the saline solution vacuum bag packages of implantation concentration 30%, seals.

The processing technology of described a kind of Chinese toon head, in step (4), color stabilizer is 1% salt, 0.8%CaCl ₂, 10mg/ kg copper sulphate/copper-bath.

Embodiment 1

The tender shoots tender leaf 100 jin of gathering after collection head water Chinese toon tender shoots and two water, according to following processing step:

Cleaning: with the clear water rinsing several of flowing, clean silt and the dirt on surface;

Protect look: boiling water blanching 1min, adds color stabilizer during blanching;

Cooling: with cold running water cooling after blanching, after cooling, temperature is no more than 30 DEG C;

Dry: the Chinese toon head of above-mentioned processing is refrigerated to less than-20 DEG C, is evacuated to below drying chamber pressure 30Pa, heating sublimation, the temperature of distillation controls below 40 DEG C, and the temperature of resolution phase should control below 45 DEG C, to dry;

Pickle: 100 kilograms, Chinese toon after process and salt 10 kilograms are put in cylinder and pickle, one deck dish one deck salt, salt dosage will successively increase, some salt cappings are put more in the superiors, fill wooden cover on bonnet, upper pressure stone, picked up through 3 days, another cylinder is put into after squeezing most salt solution, add 10 kilograms of salt and carry out multiple salting down, method salts down as before, and cylinder filled by the salt solution being then 30% with concentration, press stone, salt marsh 8 days; Chinese toon after multiple salting down is taken out, and the saline solution vacuum bag packages of implantation concentration 30%, seals.

Claims (2)

1. a processing technology for Chinese toon head, comprises following processing step:

(1) preparation of raw material: the tender shoots tender leaf of gathering after collection head water Chinese toon tender shoots and two water, fertile tender matter crisp, bright in colour, hand pinches softness;

(2) select and pick: the residual branch Lao Ye rejecting Chinese toon, base portion lignifying of pruning part, clear water rinses and removes the impurity such as silt, drains away the water for subsequent use;

(3) clean: with the clear water rinsing several of flowing, clean silt and the dirt on surface;

(4) look is protected: boiling water blanching 1min, adds color stabilizer during blanching;

(5) cool: with cold running water cooling after blanching, after cooling, temperature is no more than 30 DEG C;

(6) dry: the Chinese toon head of above-mentioned processing is refrigerated to less than-20 DEG C, is evacuated to below drying chamber pressure 30Pa, heating sublimation, the temperature of distillation controls below 40 DEG C, and the temperature of resolution phase should control below 45 DEG C, to dry;

(7) pickled: Chinese toon and salt put in cylinder by weight 10: 1 and pickle, one deck dish one deck salt, salt dosage will successively increase, and some salt cappings are put more in the superiors, fill wooden cover on bonnet, and upper pressure stone, picked up through 3-5 days, squeeze to the greatest extent that salt solution is for subsequent use;

(8) salt down again: the Chinese toon squeezing salt solution is to the greatest extent put into another cylinder, the salt adding pickled process equivalent carries out multiple salting down, and method salts down as before, and cylinder filled by the salt solution being then 30% with concentration, presses stone, salt marsh 8 days;

(9) pack: the Chinese toon after multiple salting down is taken out, and the saline solution vacuum bag packages of implantation concentration 30%, seals.

2. the processing technology of a kind of Chinese toon head according to claim 1, is characterized in that, in step (4), color stabilizer is 1% salt, 0.8%CaCl ₂, 10mg/ kg copper sulphate/copper-bath.