Formula of millet red jujube fructus lycii juice and preparation method thereof

The invention relates to the technical field of food processing, and specifically to a formula and a preparation method of millet red jujube fructus lycii juice. The method comprises the following steps of: step 1: purchasing grain raw materials; step 2: raw materials packaging; step 3: baking 40-45 parts of millet at low temperature and conducting cooling for later use; step 4: roasting 20-25 parts of peanuts, conducting peeling and manually selecting to obtain peanut kernels for later use; step 5: roasting 15-20 parts of oatmeal and conducting manually selecting for later use; step 6: manually weighing and packaging the oatmeal, red jujube rings, fructus lycii, and konjac flour for later use; step 7: accurately and manually weighing and packaging white granulated sugar for later use; step 8. mixing the semi-finished materials from step 3 to step 7 to obtain a finished product; and step 9: packaging the finished products and conducting vacuum package. The juice of the invention has various grains mixed and a