Mushrooms contain a variety of vitamins and minerals, which can inhibit the synthesis of cholesterol in the body, promote the decomposition and excretion of cholesterol, and prevent the increase of blood lipids. Perch is rich in digestible protein, fat and vitamin B2. Perch is warm and sweet, and has the functions of invigorating spleen and stomach, nourishing liver and kidney, relieving cough and resolving phlegm. In winter, perch is fat and pleasant, and the fish is delicate, which is the best season to taste perch. Soybean sprouts are the product of soybean soaking and germination in water. In this process, under the action of its own enzymes, the protein structure of soybean became loose, the digestibility and biological potency of protein increased, and the contents of vitamin B 1, B2 and C and the amount of water-soluble cellulose increased. Soybean is an ideal high-nutrient vegetable. Soybean has complete nutrients, among which protein is the "complete protein" with high lysine content, which can make up for the lack of lysine in grains. It can be used as both a vegetable and a substitute for grain, and eating soybeans in winter is especially beneficial. Black beans have the highest content of protein among all kinds of beans, which is twice as high as pork legs. Milk is one of the best sources of human nutrients, and protein contains 9 essential amino acids. Fat particles are small and highly dispersed, so the digestibility is high; The carbohydrate in milk is mainly lactose, which is beneficial to the reproduction of lactic acid bacteria and inhibits the growth of spoilage bacteria. Chinese medicine believes that milk is sweet and flat, and has the functions of nourishing the body, promoting fluid production and moistening the intestines, and quenching thirst. Special attention should be paid to calcium supplementation in winter. Calcium in milk is not only rich, but also easy to absorb. The cold winter is the time when fresh lotus roots are on the market. When the weather is dry in winter, eating some lotus roots can moisten dryness, quench thirst, clear the heart and soothe the nerves. Fresh lotus root not only contains a lot of carbohydrates, but also is rich in protein, vitamins and minerals, and is also rich in dietary fiber, which is very beneficial for treating constipation and promoting the discharge of harmful substances. Pears are tender and juicy, containing 85% water, sweet and sour, and rich in vitamins, calcium, phosphorus, iron and iodine. In winter, the air is dry and there is little water. If you can insist on eating a certain amount of pears every day, you can relieve body dryness, promote fluid production and moisten the lungs.