Braised vegetables. Soak some vermicelli, sweet potato powder, potato powder and so on. The supermarket sells sour cabbage, not sour bean sticks. Cut some potatoes, buy some pork belly slices and frozen tofu slices (with or without). Prepare the materials, add onion, ginger and garlic in the oil pan to saute until fragrant, add pork belly, stir-fry to remove water, add spiced powder, potatoes and soy sauce to stir-fry evenly, then boil hot water until the potatoes are cooked quickly, add vermicelli, sauerkraut and frozen tofu slices with appropriate amount of salt, monosodium glutamate and chicken essence, and quickly prepare chopped red onion until the potatoes are soft and rotten.