1, walnut: sweet in kernel, warm in nature, containing a lot of fatty oil, protein, carbohydrates, etc. It also has the functions of tonifying kidney, strengthening yang, tonifying lung, astringing lung, moistening intestine and relaxing bowels.

2, medlar: medlar powder is flat and sweet, can nourish the liver and benefit the eyes. However, those with exogenous excess heat and diarrhea due to spleen deficiency should use it with caution.

3, black beans: can prevent arteriosclerosis, anti-aging, prevent osteoporosis, is a typical high-protein, low-fat food, in which the content of trace elements is very high, but children, gastrointestinal dysfunction should be used with caution. It has the effects of nourishing liver and kidney, nourishing five internal organs, nourishing essence and blood, and moistening intestines and dryness. Cooking with walnuts is good for nourishing liver and kidney.