Tender lotus root preservative and method for preserving tender lotus root by using same

Abstract

The invention relates to a tender lotus root preservative and a method for preserving a tender lotus root by using the same. The preservative is a mixed liquid which contains citric acid, vitamin C and calcium chloride in water. The method for preserving the tender lotus root comprises the following steps of: washing the tender lotus root; removing the head and the tail of the tender lotus root; placing the tender lotus root in an environment at the temperature of between 1 and 8 DEG C; bagging or canning after mixing the tender lotus root and the tender lotus root preservative; and performing microwave sterilization. The tender lotus root preservative does not add any component or material harmful to a human body, has extremely high safety, overcomes the defect that the tender lotus rootis softened by using conventional thermal sterilization technology by using preservative preserving and microwave cold sterilization technology, maintains specific crispness, color and luster of the tender lotus root to the maximum, and prolongs the preservation period of the tender lotus root greatly. The tender lotus root preserved by using the method has the characteristics of good mouthfeel, good color and good crispness, rich nutrient, contribution to human body digestion, absorption and utilization, convenient carrying and preservation, and preservation period up to 6 to 12 months, and particularly meets the requirement of people on eating the tender lotus root which has good crispness, color and taste all the year round.

Description

technical field [0001] The invention relates to a fresh-keeping agent for lotus root belt and a method for using the same to keep fresh lotus root belt. Background technique [0002] The lotus root is the top bud of the lotus root, also called "lotus thatch", which is wrapped in scales. After it germinates, white, tender and slender underground stems are drawn out, which are called "lotus belts". The lotus belts are segmented, and adventitious roots grow around the nodes. Pump leaves and flowers at the festival. The new lotus root formed from the apex of the lotus root belt is called the main lotus root, and the vigorous one has 4-7 joints. The lotus root belt is different from the mature lotus root, because as the lotus root in the early growth stage, its various physiological indicators have not met the requirements of the mature lotus root. It is determined that the lotus root belt is more difficult to process and store than the mature lotus root. [0003] There are a...

AI Technical Summary

Problems solved by technology

[0004] At present, the research on fresh-keeping lotus root belts is still in its infancy. Some lotus root belt products cannot maintain good crispness and color, which greatly reduces their value, and thus the market space cannot be opened.