CN102687896A - Safe freshness-keeping storage and processing method for chestnuts - Google Patents
Safe freshness-keeping storage and processing method for chestnuts Download PDFInfo
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- CN102687896A CN102687896A CN2012101795789A CN201210179578A CN102687896A CN 102687896 A CN102687896 A CN 102687896A CN 2012101795789 A CN2012101795789 A CN 2012101795789A CN 201210179578 A CN201210179578 A CN 201210179578A CN 102687896 A CN102687896 A CN 102687896A
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Abstract
The invention discloses a safe freshness-keeping storage method for chestnuts. The method comprises the following steps of grading the chestnuts by a grading screen when purchasing, purchasing the chestnuts according to grade, and manually removing worm-eaten chestnuts and blackhead chestnuts; making raw materials for being processed into hot chestnut kernels and cans later and raw materials for being processing into chestnut kernels roasted with sugar subjected to quick-freezing treatment; storing the chestnuts undergoing quick-freezing packaging in a refrigerated warehouse at the temperature of 18 DEG C below zero; and when the chestnuts are taken out of the warehouse, removing the hulls of the frozen chestnuts, and further processing the chestnuts into the quick-freezing hot chestnut kernels, chestnut kernel cans or quick-freezing chestnut kernels roasted with sugar. The safe freshness-keeping storage method can achieve the effects that during the quick-freezing storage of the chestnuts, no more chestnuts are spoiled by mildew or worms, little air loss exists due to thin internal membrane bags or temperature fluctuation of the warehouse, the hulls of the chestnuts are slightly air-dried, the yield rate, quality and the like of the chestnuts are not affected, and the freshness-keeping technology is most ideally applied to the southern chestnuts which are poor in quality and not suitable for cold storage, and is a safe and low-loss freshness-keeping storage method, and industrialized production can be realized.
Description
Technical field
The present invention relates to a kind of Chinese chestnut safety antistaling storing and processing method.
Background technology
Traditional industry Chinese chestnut refrigeration present situation: the storage procedures of traditional industry Chinese chestnut is left Chinese chestnut in the 0--2 ℃ of freezer in, and its anti-storage of the Chinese chestnut in the different places of production is different, is placed on equally under 0--2 ℃ the refrigerated condition; The invisible waste of its generation (dehydration) goes rotten and damages by worms and still can increase the weight of in various degree, because the extensive refrigeration effect of industry; The fruit of chestnut on every side that mildew and rot chestnut can infect to contact with it; Insect can crawl out and sting other chestnuts again, goes rotten like this and the ratio regular meeting of the chestnut of damaging by worms increases, even at 0--2 ℃ freezer; Chinese chestnut still has physiological change and metabolism; The long-time storage can make the interior quality of Chinese chestnut just descend, and the chestnut product quality of deep processing also can't guarantee.
And also there is defective in various degree in the fresh-keeping method of other Chinese chestnuts, as: 1, method such as Sha Zang, dried Tibetan is workshop-based storage method, has realized not suitability for industrialized production; 2. what have soaks chestnut fruit, the method for this very safe fresh-keeping Chinese chestnut of can not saying so with fresh-keeping liquid; 3. scratching Chinese chestnut mouthful with colour protecting liquid of having soaked, but the injured wound of designated port process is very easily mildew and rot, and residual colour protecting liquid (citric acid, EDTA etc.) can influence the fragrance of Chinese chestnut nature, and then reduce the commodity price.
Summary of the invention
The present invention is directed to the various shortcomings that exist in the existing Chinese chestnut preservation technique, if go rotten and damage by worms, will cause and more go rotten and damage by worms like the storage procedures of traditional industry Chinese chestnut, and can't storage for a long time under the prerequisite that guarantees the Chinese chestnut quality; Methods such as Sha Zang, dried Tibetan are workshop-based storage methods, have realized not suitability for industrialized production; Scratch mouthful a method of soaking with colour protecting liquid to Chinese chestnut, the injured wound of designated port process is very easily mildew and rot, and residual colour protecting liquid can influence the fragrance of Chinese chestnut nature, and then reduce commodity price or the like, proposes a kind of Chinese chestnut safety antistaling storing and method for processing.
The embodiment of the invention is achieved in that a kind of Chinese chestnut safety antistaling storing and processing method, and this storage and processing method may further comprise the steps:
The embodiment of the invention is achieved in that a kind of Chinese chestnut safety antistaling storing and processing method, and this storage and processing method may further comprise the steps:
Carry out classification with classifying screen during purchase, purchase, arrange the people tentatively to pick out in the wormy fruit simultaneously and the blackhead fruit by rank;
The Li Ren of raw material fry to(for) the raw material and the suitable processed sugar of later processing blanching chestnut Renhe can carries out the quick-frozen processing;
Chinese chestnut after the frozen-pack must be placed in the freezer below-18 ℃ and store;
The freezing Chinese chestnut of outbound is shelled, further deep processing.
Further, for the raw material of later processing blanching chestnut Renhe can, can go into the direct quick-frozen in workshop; Fry the raw material of Li Ren for being fit to processed sugar, need be at 0--2 ℃ in the freezer saccharification about 30 days; If at once sugar is fried processing and needn't quick-frozen be stored,, plan fries the mode that the raw material of processing can take quick-frozen to store if being discharged to after in March, second sugar again.
Further, carry out monomer with instant freezer and freeze, frozen water cooling before the quick-frozen guarantees to make the deep colling of Chinese chestnut product center within the short time, and the Chinese chestnut raw material after the quick-frozen will be packed with the woven bag that polybag is arranged.
Further, the Chinese chestnut after the frozen-pack must be placed in the freezer below-18 ℃ and store, all no longer movable and growth of insect and mould like this, 12 months shelf-lifves.
Further; The freezing Chinese chestnut of outbound can with slab tremble that special-purpose scourer shells or directly sugar fry and shell; Also can in the hot water of boiling, scald to add by hand after 5 minutes assists pocket knife to shell; Li Ren color and luster after shelling is yellow naturally, does not almost damage by worms and the scab fruit, further is processed into quick-frozen blanching Li Ren, Chinese chestnut can or quick-frozen sugar again and fries Chinese chestnut deep processing series of products such as Li Ren.
Chinese chestnut safety fresh-keeping storage method among the present invention can reach and keeping in cold storage during this period of time, newly-increasedly goes rotten, wormy fruit is zero; It is that fluctuation because of inner membrance bag thin (cost is low) or storehouse temperature causes that invisible waste is arranged slightly; The chestnut shell is slightly air-dry, does not influence effects such as Li Ren yield and quality, and this preservation technique southern Chinese chestnut effect poor to chestnut matter, not cold resistance storage is the most desirable; Be a kind of safe, low-loss fresh-keeping storage method, and can realize suitability for industrialized production.
Description of drawings
Fig. 1 is the Chinese chestnut safety antistaling storing that provides of the embodiment of the invention and the realization flow figure of processing method.
The specific embodiment
In order to make the object of the invention, technical scheme and advantage clearer,, the present invention is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
Fig. 1 shows the Chinese chestnut safety antistaling storing that the embodiment of the invention provides and the realization flow of processing method.Concrete steps are following:
S101: raw material purchase.Carry out classification with classifying screen when bulk raw material is at source purchased, purchase, arrange the people tentatively to pick out in the wormy fruit simultaneously and the blackhead fruit by rank;
S102: raw material is gone into factory and office's reason.Raw material for later processing blanching chestnut Renhe can; Can go into the direct quick-frozen in workshop; Fry the raw material of Li Ren for being fit to processed sugar; Need be about 30 days in freezer (0--2 ℃) saccharification; Sugar part can reach peak; If at once sugar is fried processing and needn't quick-frozen be stored,, plan fries the mode that the raw material of processing can take quick-frozen to store if being discharged to after in March, second sugar again;
S103: quick-frozen.Carry out monomer with instant freezer and freeze, frozen water cooling before the quick-frozen guarantees to make the deep colling of Chinese chestnut product center within the short time, and the Chinese chestnut raw material after the quick-frozen will be packed with the woven bag that polybag is arranged;
S104: store.Chinese chestnut after the frozen-pack must be placed in the freezer below-18 ℃ and store, and insect and mould be not in movable and growth, 12 months shelf-lifves like this;
S105: processing.The freezing Chinese chestnut of outbound can with slab tremble that special-purpose scourer shells or directly sugar fry and shell; Also can in the hot water of boiling, scald to add by hand after 5 minutes assists pocket knife to shell; Li Ren color and luster after shelling is yellow naturally; Almost do not damage by worms and the scab fruit, further be processed into quick-frozen blanching Li Ren, Chinese chestnut can or quick-frozen sugar again and fry Chinese chestnut deep processing series of products such as Li Ren.。
Chinese chestnut safety antistaling storing and processing method that the embodiment of the invention provides can reach and keeping in cold storage during this period of time, newly-increasedly go rotten, wormy fruit is zero; It is that fluctuation because of inner membrance bag thin (cost is low) or storehouse temperature causes that invisible waste is arranged slightly; The chestnut shell is slightly air-dry, does not influence effects such as Li Ren yield and quality, and this preservation technique southern Chinese chestnut effect poor to chestnut matter, not cold resistance storage is the most desirable; Be a kind of safe, low-loss fresh-keeping storage method, and can realize suitability for industrialized production.
The above is merely preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of within spirit of the present invention and principle, being done, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (4)
1. Chinese chestnut safety antistaling storing and processing method is characterized in that this storage and processing method may further comprise the steps:
Carry out classification with classifying screen during purchase, purchase, arrange the people tentatively to pick out in the wormy fruit simultaneously and the blackhead fruit by rank;
The Li Ren of raw material fry to(for) the raw material and the suitable processed sugar of later processing blanching chestnut Renhe can carries out freezing processing;
Chinese chestnut after the frozen-pack must be placed in the freezer below-18 ℃ and store;
The freezing Chinese chestnut of outbound further is processed into quick-frozen blanching Li Ren, Chinese chestnut can or quick-frozen sugar again and fries Li Ren Chinese chestnut deep processed product through shelling.
2. storage as claimed in claim 1 and processing method is characterized in that, for the raw material of later processing blanching chestnut Renhe can, can go into the direct quick-frozen in workshop; Fry the raw material of Li Ren for being fit to processed sugar, need be at 0--2 ℃ in the freezer saccharification about 30 days; If at once sugar is fried processing and needn't quick-frozen be stored,, plan fries the mode that the raw material of processing can take quick-frozen to store if being discharged to after in March, second sugar again.
3. storage as claimed in claim 1 and processing method is characterized in that, carry out monomer with instant freezer and freeze, and frozen water cooling before the quick-frozen guarantees to make the deep colling of Chinese chestnut product center within the short time, and the Chinese chestnut raw material after the quick-frozen will be packed with the woven bag that polybag is arranged.
4. storage as claimed in claim 1 and processing method; It is characterized in that; The freezing Chinese chestnut of outbound can with slab tremble that special-purpose scourer shells or directly sugar fry and shell, also can in the hot water of boiling, scald and add auxiliary pocket knife and shell by hand after 5 minutes, the Li Ren color and luster after shelling is yellow naturally; Do not damage by worms and the scab fruit, further be processed into quick-frozen blanching Li Ren, Chinese chestnut can or quick-frozen sugar again and fry Chinese chestnut deep processing series of products such as Li Ren.
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| CN2012101795789A CN102687896A (en) | 2012-06-04 | 2012-06-04 | Safe freshness-keeping storage and processing method for chestnuts |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103416484A (en) * | 2013-07-31 | 2013-12-04 | 安徽绍峰实业集团股份有限公司 | Storing method for sliced Chinese chestnut flesh |
| CN103609807A (en) * | 2013-12-06 | 2014-03-05 | 北京农学院 | Chestnut kernel chocolate and production method thereof |
| CN105831552A (en) * | 2016-03-24 | 2016-08-10 | 张伟艳 | Processing technology of dry fruit roasted with sugar before and after freeze storage |
| CN105995384A (en) * | 2016-05-18 | 2016-10-12 | 朱磊敏 | Preserving method and eating method for stir-fried Chinese chestnuts |
| CN106359578A (en) * | 2016-08-25 | 2017-02-01 | 祥云吉才农业科技有限公司 | Chestnut storage method being capable of effectively preventing pests and reducing mildewing rate |
| CN107637657A (en) * | 2017-10-18 | 2018-01-30 | 陈玉海 | A kind of method of the storage of Chinese chestnut Anti-moth-eating |
| CN108064935A (en) * | 2016-11-18 | 2018-05-25 | 丹东华旭食品有限公司 | A kind of Chinese chestnut can processing technology |
| CN110463963A (en) * | 2019-07-24 | 2019-11-19 | 广州粒上皇食品有限公司 | A kind of preparation method and Chinese chestnut semi-finished product of Chinese chestnut semi-finished product |
| CN113349252A (en) * | 2021-06-17 | 2021-09-07 | 东源县板栗发展有限公司 | Safe fresh-keeping storage device and method for Chinese chestnuts |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103416484A (en) * | 2013-07-31 | 2013-12-04 | 安徽绍峰实业集团股份有限公司 | Storing method for sliced Chinese chestnut flesh |
| CN103609807A (en) * | 2013-12-06 | 2014-03-05 | 北京农学院 | Chestnut kernel chocolate and production method thereof |
| CN105831552A (en) * | 2016-03-24 | 2016-08-10 | 张伟艳 | Processing technology of dry fruit roasted with sugar before and after freeze storage |
| CN105995384A (en) * | 2016-05-18 | 2016-10-12 | 朱磊敏 | Preserving method and eating method for stir-fried Chinese chestnuts |
| CN106359578A (en) * | 2016-08-25 | 2017-02-01 | 祥云吉才农业科技有限公司 | Chestnut storage method being capable of effectively preventing pests and reducing mildewing rate |
| CN108064935A (en) * | 2016-11-18 | 2018-05-25 | 丹东华旭食品有限公司 | A kind of Chinese chestnut can processing technology |
| CN107637657A (en) * | 2017-10-18 | 2018-01-30 | 陈玉海 | A kind of method of the storage of Chinese chestnut Anti-moth-eating |
| CN110463963A (en) * | 2019-07-24 | 2019-11-19 | 广州粒上皇食品有限公司 | A kind of preparation method and Chinese chestnut semi-finished product of Chinese chestnut semi-finished product |
| CN113349252A (en) * | 2021-06-17 | 2021-09-07 | 东源县板栗发展有限公司 | Safe fresh-keeping storage device and method for Chinese chestnuts |
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Application publication date: 20120926 |