Canna indica fine powder preparation method

Abstract

The invention discloses a canna indica fine powder preparation method which comprises the following steps: digging raw material; cleaning; sterilizing; smashing; separating pulp from residues; precipitating; dehydrating; carrying out secondary smashing; drying so as to obtain canna indica fine powder. According to the canna indica fine powder preparation method provided by the invention, safety, health and no pollution of the product are guaranteed since no any chemical additive is added in the whole process, natural ingredients and nutritional ingredients of the canna indica are reserved since a molecular structure is not damaged, and the prepared canna indica fine powder has an original color and an original taste, is pure in mouthfeel and is a popular green food; the process steps are few, equipment is simple, the operation is easy, and the canna indica fine powder preparation method is suitable for industrial production; an airflow counter-collision drier is adopted as drying equipment, so that the drying intensity is high, the heat efficiency is high and the treatment capacity is high; drying time is short, the fact that starch is not gelatinized is guaranteed, original physical properties are guaranteed since drying at room temperature is adopted, and inner quality, external fluffiness and whiteness of the product are improved correspondingly; the product is not polluted easily, so that the quality of the finished product is ensured.

Description

technical field [0001] The invention relates to the field of food, in particular to a method for preparing canna powder. Background technique [0002] Canna (Cannaindica), also known as Lanjiao and Tanhua, is a plant of the family Cannaceae and the genus Canna. It is a perennial bulbous herb flower native to tropical America and Africa. The plant height of canna can reach 100-180cm. It grows in clusters, with large leaves and rich colors, large flowers, bright colors, various colors, and long flowering period. It is a very good landscaping and landscaping plant. Canna leaves can absorb harmful substances such as sulfur dioxide and hydrogen chloride. Although the leaves are vulnerable, they can regenerate new leaves and quickly resume growth. Therefore, they can be used as indicators for monitoring harmful gas pollution, purifying the air and protecting the environment. In addition, the canna rhizome also has medical value, its rhizome: sweet, light, cool. The rhizome clear...

AI Technical Summary

Problems solved by technology

[0003] Although canna rhizome has great medical value, its application is still rare