Process for preparing pure crystal grape juice

Abstract

The invention relates to a process for preparing a pure crystal grape juice. Immersion before peel-juice separation is adopted, CO2 protection is adopted during immersion to prevent the juice from being oxidized, and aroma-adding, flavoring and thickening food additives are not added. Through the immersion before peel-juice separation, the aroma substances and taste of grape peels are transferredinto the grape juice, so that the grape juice has more abundant natural fruit flavor and taste of crystal grapes. The taste and aroma of the grape juice obtained by means of the process are significantly better than those of a control group.

Description

technical field [0001] The invention relates to a production process of crystal grape pure juice. Background technique [0002] Juice is a juice product obtained from fruit as raw material through physical methods such as pressing, centrifugation, extraction, etc., generally refers to pure fruit juice or 100% fruit juice. With the improvement of consumers' health awareness, fruit juice products rich in essential vitamins and trace elements are more and more favored by consumers. Grape juice has the effect of lowering blood pressure, which in turn reduces the risk of stroke and heart disease. Grape juice helps to enhance liver function and promote bile secretion. Grape juice also contains substances similar to insulin secreted by the pancreas, so doctors include grape juice in the diet of diabetics, and it is used as a nutritious food for patients with gout, arthritis and rheumatism. [0003] In order to enhance the taste and aroma of the juice, grape juice producers usual...

AI Technical Summary

Problems solved by technology

After all, food additives are not natural ingredients of food. If they are used improperly, or the additives themselves are mixed with some harmful ingredients, they may cause certain harm to human health.