Hot pot with residue and vinegar can be eaten by Muslims. According to relevant public information, Hui people generally don't eat pigs, horses, donkeys, mules, dogs and all animals that die of their own accord, while dregs vinegar is made from the remaining distiller's grains after brewing, with a little pepper, garlic, oil and so on. Which Hui people can eat. Residue vinegar can soften blood vessels or reduce blood fat. Patients with gastric ulcer and hyperacidity or patients with vinegar allergy and hypotension should avoid using residue vinegar. There are a lot of acidic substances in the human body. After eating vinegar, it can effectively promote the secretion of intestinal digestive juice, promote the discharge of waste in the body and soften blood vessels. In addition, vitamin C can whiten the skin, eliminate pigmentation on the face, reduce the content of cholesterol in the body, and have the function of lowering blood fat.