Method for processing fish meat extrusion puffing food

A technology of puffed food and processing method, which is applied in the field of muscle tissue processing, to achieve the effects of simple operation, improved nutritional value, and beneficial to industrial production

Inactive Publication Date: 2008-01-16
ZHEJIANG UNIV OF TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] It is true that the reprocessed product market of using the extruded puffed product as a semi-finished product for flavoring and nutritional fortification is still blank; the protein texture processing method that directly uses the body fish meat without rinsing and adding starch has not yet been reported.

Method used

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  • Method for processing fish meat extrusion puffing food
  • Method for processing fish meat extrusion puffing food

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0028] Embodiment 1: the preparation of quality improver

[0029] Take 10kg of 45% white wine, add 15g of antioxidant BHA, add part of water, then add 100g of sodium polyphosphate, 45g of glucono-δ-lactone, glucose oxidase (derived from Aspergillus niger, activity ≥ 10000u / ml (pH7 .0), liquid, Shanghai Baofeng Biochemical Co., Ltd.) 500u, trehalose 2g, ascorbic acid 10g, add water quantitatively to 30000g, mix evenly to obtain a quality improver.

Embodiment 2

[0030] Embodiment 2: the preparation of quality improver

[0031] Get 8 kg of 55-degree liquor, add antioxidant TBHQ 8 g, add water, then add sodium hexametaphosphate 60 g, glucono-δ-lactone 45 g, glucose oxidase (derived from Aspergillus niger, activity ≥ 10000u / ml (pH7. 0), liquid, Shanghai Baofeng Biochemical Co., Ltd.) 30000u, trehalose 0.5g, D-iso-Vc sodium 50g, add water quantitatively to 30000g, mix well to obtain a quality improver.

Embodiment 3

[0033] The structural diagram of the twin-screw extrusion puffing machine is shown in Figures 1 to 5. The twin-screw extrusion puffing machine includes a barrel 1, a first screw 2 and a second screw 3 connected to the power unit. There is a feed port 4, the first screw 2 and the second screw 3 are located in the barrel 1, the first screw 2 is engaged with the second screw 3, the barrel 1 is provided with a jacket, the The first screw 2 and the second screw 3 sequentially include a feeding screw section 6, a plasticizing screw section 7, and an extrusion screw section 8 along the processing direction, and the described feeding screw section 6, plasticizing screw section 7, extrusion Corresponding heating devices 5 are respectively installed in the jackets on the outside of the outlet screw section 8, the feed inlet 4 is connected to the feeding screw section 6, the thread on the feeding screw section 7 is provided with sawtooth, and the The screw end of the extruding screw segm...

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PUM

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Abstract

The invention provides a food processing method of fish extrusion and puffed food, and the method is as follows: the head and fish offal of the whole fish are removed, and the fish is cleaned, and then is soaked for 30 to 60 minutes by the seafood quality improved which is composed of food raw materials and additive, afterwards, the fish is dehydrated to moisture convent of 20 percent to 50 percent, and is shredded, and is added with the heated gelatin of 0.1 percent to 1 percent relatives to the minced fish, and is mixed uniformly; finally the minced fish is extruded and molded by a twin-screw bulking machine, thereby the fish extrusion and puffed food is made. The fish extrusion and puffed food which is made by the method of the invention has the advantages that: the shewing sense of meat is provided; the product can be taken as the basic materials to produce various stimulant meat products with different tastes, and to develop and utilize various low-value animal protein source effectively and reasonably, thereby high added-value products and relative novel food can be produced. In addition, as the raw material handling that only needs to remove the fish head and fish offal, and the fishbone is reserved, so that the nutritional value can be improved, furthermore, the operation is simple and efficient. The invention is beneficial for industrial production.

Description

(1) Technical field [0001] The invention relates to a processing method for extruding and puffing fish meat, in particular to a processing method for crushing fish bone spurs and reorganizing muscle tissue with porous tissue structure and retaining muscle fiber characteristics through twin-screw extrusion. (2) Background technology [0002] Muscle is composed of hundreds or even thousands of long cylindrical muscle fibers. The diameter of a single muscle fiber is 10-100 μm, the longest length is 0.3 m, and it is encapsulated by sarcolemma. [0003] Internal structure of muscle fibers: Myofibrils are the secondary components of muscle fibers, which are parallel cylinders. Myofibrils are 1-2 μm in diameter and are as long as muscle fibers without myofibril cysts. The sarcomere is the contractile unit of the myofibril, which is composed of the part between two adjacent Z lines. The average length of the relaxed sarcomere is about 2.6 μm, and a myofibril is composed of about 10...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A23L1/326A23P1/12A23P1/14A23L17/10A23P30/20A23P30/34
Inventor 丁玉庭聂小华刘书来张建友
Owner ZHEJIANG UNIV OF TECH
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