Tomatoes, chopped scallions, diced potatoes, eggs and spare; pan oil hot pour into the diced potatoes and stir fry; then pour into the tomatoes and stir fry; add the right amount of boiling water, add a little salt, pour into the eggs, simmering slowly for 5 minutes, and then add two bowls of water; and so on the soup after the soup open, add chicken broth, soy sauce, and then pour into the boiled noodles to boil and pour into the scallions can be out of the pot, you can put a little chili oil taste better.