3. Soup with sauerkraut: 500g sauerkraut, pork belly 100g vermicelli 100g. Practice: Slice pork, add shrimp broth to boil, add meat slices, vermicelli and vegetables, and add salt, monosodium glutamate and pepper powder. 4. Sauerkraut meatball material: 500g sauerkraut, fat slice 100g, meat stuffing 150g, 5g shrimp skin, two eggs and a little flour. Practice: Mix the soup, dried shrimps and fat, add sauerkraut, heat until boiling, and then add meatballs. Meatball practice: stir the eggs evenly, add the meat stuffing, paste the flour, and put a spoonful in the pot. 6. Stewed frozen tofu with sauerkraut Material: 350g sauerkraut, fat 150g, frozen tofu 150g Practice: cut frozen tofu into pieces, and cut fat into thick slices. Heat the oil in the pan, stir-fry the Chili noodles until fragrant, add the fat slices, stir-fry for a few times, add the shredded sauerkraut and stir-fry for two minutes, add 750g of clear soup, add the frozen tofu block, add appropriate amount of sugar, salt, monosodium glutamate, cooking wine, onion and ginger, and simmer for 30 minutes.