Onion porridge is rich in nutrition, which has the functions of lowering blood sugar, stimulating appetite, helping digestion, resolving phlegm, diuresis, sweating, preventing colds, bacteriostasis and antisepsis. Onion contains sugar, protein, various inorganic salts, vitamins and other nutrients, which have certain effects on human metabolism, can better regulate nerves, increase memory, and cook porridge with rice, which has a strong role in stimulating appetite, helping digestion and promoting absorption. It can also reduce the contents of cholesterol and triglyceride in blood, thus preventing arteriosclerosis.