Method for processing Chinese walnuts

Abstract

The invention relates to a method for processing Chinese walnuts. According to the method, the Chinese walnuts is obtained by the steps of sieving the Chinese walnuts serving as raw materials, grading, bleaching, stir-frying at high temperature, quenching and cracking, drying and cooling. The method is characterized by comprising the following specific steps of: sieving and grading the Chinese walnuts to be processed according to sizes; bleaching the Chinese walnuts which are obtained through sieving and grading, and of which the outer diameters are 19.5 to 21.5 millimeters to remove impurities; adding the bleached Chinese walnuts into a rotary pot, and stir-frying at the temperature of between 200 and 220 DEG C for 25 to 35 minutes; quickly putting the Chinese walnuts which are stir-fried at high temperature into ice water at the temperature of 0 DEG C, so that the Chinese walnuts are cracked automatically; drying the Chinese walnuts which are cracked automatically at the ambient temperature of between 90 and 100 DEG C for 3 to 4 hours until moisture on the surfaces of the Chinese walnuts is dried; and cooling, putting the dried Chinese walnuts on an air cooling line, cooling to the normal temperature and packaging for sale. By the method, the unique flavors of the Chinese walnuts are kept to the maximum degree, and the processed Chinese walnuts are cracked completely and canbe peeled by eaters conveniently.

Description

technical field [0001] The invention relates to a processing method of nuts, in particular to a processing method of hickory nuts. technical background [0002] As early as in the "Compendium of Materia Medica", there is a record of hickory nuts: hickory nuts are sweet in taste and flat in nature, can nourish qi and blood, regulate dryness and resolve phlegm, warm and nourish the kidney and lung, and relieve asthma. Often eating hickory nuts can nourish blood vessels, increase appetite, black beard and hair, and can also treat diseases such as hypofunction, neurasthenia, and memory loss. [0003] Studies have confirmed that pecans contain more protein and unsaturated fatty acids necessary for human nutrition. These components are important substances for brain tissue cell metabolism, which can nourish brain cells and enhance brain function. If people can often take in walnut food, it can play a role in reducing cholesterol in the blood. At the same time, walnuts are also r...

AI Technical Summary

Problems solved by technology

[0004] As a high-grade nut, hickory nuts have great development value, but in the process of processing, people always adopt the method of artificial opening or completely frying the opening, which will lead to the loss of the original flavor of hickory nuts or the disadvantages of being difficult to peel by hand. ; So far, there has not been found a processing method that can automatically crack the shell, keep the natural flavor of hickory to the greatest extent and be easy to peel by hand