1. Peel the tomatoes and cut into small cubes.
2. Cut scallions into chopped green onions and mince coriander.
3. Slowly pour the dry flour into the water and stir as you pour to form small lumps.
4. Heat the oil in the pan, add the chopped green onion and stir fry for a fragrance.
5. Add the tomatoes and fry the red soup.
6. Add appropriate amount of water and bring to a boil over high heat.
7. After the water boils, stir the lumps underneath.
8. Add salt to taste.
9. Finally, sprinkle with chopped coriander.
10. Finished product.
Tips:Cut the top of the tomato with a cross knife and blanch it with boiling water to easily peel it.
