Pitaya nutritional health-care meal replacement powder and preparation method thereof

Abstract

The invention discloses a preparation method of pitaya nutritional health-care meal replacement powder, which comprises the following steps: (1) cleaning and cutting: cleaning pitaya, and performing draining and cutting to obtain flesh and peel; (2) cutting and pulping of the peel: cutting the peel into blocks, adding a softening and color-protecting solution, and performing pulping to obtain pulp; (3) softening and extracting: heating the peel pulp, performing extraction, and performing cooling to obtain an extracting solution; (4) flesh pulping: taking the flesh, adding an edible antioxidant, and performing pulping to obtain flesh slurry; (5) mixing and slurry grinding: mixing the peel extracting solution with the flesh slurry, adjusting the pH value, and carrying out superfine grindingto obtain full-fruit superfine slurry; (6) vacuum degassing, homogenizing and drying: performing degassing, homogenizing and drying to obtain whole fruit powder; and (7) proportioning and mixing: mixing the whole fruit powder with ingredients to obtain the pitaya nutritional health-care meal replacement powder. The method is low in cost, and the prepared meal replacement powder has good flavor, along shelf life at normal temperature, full reservation and utilization of active ingredients, outstanding health-care functions, a high utilization rate of raw material, a high content of crude fibers, a reasonable proportion of nutritional ingredients, and good dissolving and brewing performance, and can be prepared in a mechanization way.

Description

technical field [0001] The invention belongs to the technical field of fruit processing and comprehensive utilization, and more specifically relates to a dragon fruit nutritional and health-care meal replacement powder and a preparation method thereof. Background technique [0002] Dragon fruit (Dragon fruit, or Pitaya) is a plant of the genus Cactus. It is native to Latin America and is now widely planted in tropical and subtropical countries. It is also planted in Southeast Asia, including China, Vietnam, Malaysia and other places. . In addition to the early planting in Taiwan, China has grown it in many southern provinces in recent years, such as Guangxi, Guangdong, Hainan, Fujian, and Zhejiang. Dragon fruit blooms in the middle of the night and closes in the morning, so it is also called "Night Fairy". According to the color of the pulp, dragon fruit is divided into: red skin, white pulp (Hylocereus undatus), yellow skin, white pulp (Hylocereus megalanthus), red skin, ...

AI Technical Summary

Problems solved by technology

[0011] Aiming at the insufficient processing and utilization of pitaya and the deficiencies in the prior art, the purpose of the present invention is to provide a preparation method of pitaya nutrition and health care meal replacement powder. The method is low in cost, and the prepared product has good flavor and can Long shelf life, full retention and utilization of active ingredients, outstanding health care function, high raw material utilization rate, high crude fiber content, reasonable nutrient distribution ratio, good dissolution and brewing performance, and mechanized preparation of dragon fruit nutrition and health care meal replacement powder

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