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Frozen fruit and vegetable and fruit and vegetable fresh keeping process

A process, technology of fruits and vegetables, applied in the direction of preserving fruits/vegetables through freezing/refrigeration, etc., can solve the problem that the preservation method of fruits and vegetables cannot have a good fresh-keeping effect, and achieve simple fresh-keeping process, improve nutritional value, and low dry consumption Effect

Inactive Publication Date: 2017-09-22
四川鲜能农业科技有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] But, the preservation method of existing fruit and vegetable can not possess fresh-keeping effect preferably

Method used

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  • Frozen fruit and vegetable and fruit and vegetable fresh keeping process
  • Frozen fruit and vegetable and fruit and vegetable fresh keeping process

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0050] Using strawberries as raw materials, they were quickly frozen in a liquid nitrogen environment at -60°C for 8 minutes, and then refrigerated in a freezer at -18°C.

Embodiment 2

[0052] Strawberries were used as raw materials, quickly frozen in a liquid nitrogen environment at -65°C for 5 minutes, and then directly transported in a cold chain at -20°C.

Embodiment 3

[0054] The bayberry was used as raw material, which was quickly frozen in a liquid nitrogen environment at -63°C for 13 minutes, then refrigerated in a freezer at -18°C, and transported in a cold chain at -18°C.

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Abstract

The invention relates to frozen fruit and vegetable and a fruit and vegetable fresh keeping process, and belongs to the field of food preservation. The fresh keeping process comprises the following steps of putting the fruit and vegetable raw materials into a liquid nitrogen environment with the temperature being -110 to -60 DEG C or a micro frozen liquid environment with the temperature being -40 to -20 DEG C to be quickly frozen for not less than 3min; then, the fruit and vegetable raw materials are put into a warehouse for cold storage or cold chain transportation. The process has the advantages that the process is simple; the operation is convenient and fast; the fresh keeping effect is good; the cost is low. The frozen fruit and vegetable obtained through the process can maintain the raw material mouthfeel; the freshness degree of the raw materials can be maintained for a long time.

Description

technical field [0001] The invention relates to the field of food preservation, and in particular to a frozen fruit and vegetable and a fresh-keeping process for the fruit and vegetable. Background technique [0002] Fruits and vegetables contain more vitamins and water, which are easy to breed bacteria and are not easy to preserve. Currently, the best option for preserving fresh and unprocessed food for a certain period of time without causing spoilage is to freeze or freeze the food. In addition, there are physical preservation methods, chemical preservation methods and biological preservation methods. [0003] But the preservation method of existing fruits and vegetables can't possess fresh-keeping effect preferably. Contents of the invention [0004] The first object of the present invention is to provide a fresh-keeping process for fruits and vegetables, which has simple process, convenient operation, good fresh-keeping effect and low cost. [0005] Another object ...

Claims

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Application Information

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IPC IPC(8): A23B7/04
CPCA23B7/04
Inventor 温中彬
Owner 四川鲜能农业科技有限公司
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