Materials/Tools: a handful of sweet potato powder, a piece of tofu, appropriate amount of oil, salt, a few small horns, appropriate amount of coriander, appropriate amount of Jiang Mo, clear water and iron pot.

1, the ingredients are ready, and the sweet potato vermicelli is soaked in cold water for more than half an hour in advance, slightly softened, ginger is minced, red pepper is cut into circles, and coriander is cut into sections.

2, put oil in the pot, after burning to 50% heat, pour the sweet potato vermicelli into the pot, turn to high heat and stir fry a few times. When most of the sweet potato vermicelli becomes crystal clear and soft, quickly pour in a spoonful of water and stir fry quickly, so as not to let it stick to the pot.

3. Add a tablespoon of water and cook the sweet potato vermicelli until soft.

4. When the sweet potato powder is cooked very soft and firm, pour in the tofu slices and cook them together.

5. After the soup is slightly dried, add salt and small sharp corners, sprinkle with chopped green onion and serve.