Braised pig's trotters are traditional dishes of Han nationality, belonging to Sichuan, Hunan or Guangdong cuisine. This dish is a home-cooked dish, with pig's trotters as the main ingredient. It has delicious taste and rich nutritional value, and has the efficacy of beauty beauty. People call trotters "beauty food". Pig's trotters are rich in collagen and protein, and the fat content is lower than that of fat. It can prevent dry and wrinkled skin, enhance skin elasticity and toughness, and make skin look younger. It has special significance for delaying aging and promoting children's growth and development. Scrape and wash pig's trotters, chop off claw tips and cut them in half. Cook them thoroughly with water and put them in cold water. Mash ginger and onion for later use. Heat a little sesame oil with a frying spoon, add rock sugar and fry until purple, and then turn the soup into light red. Add pig's trotters, cooking wine, onion, ginger, salt and pepper, bring the soup to a boil, skim off the floating foam, use high fire until the pig's trotters change color, move to low fire for stewing, and collect the concentrated juice.