Fried tomatoes
Pour oil into the pan, add tomatoes and ketchup, stir fry, stir fry to get juice.
Stewed tofu
Pour in tofu and stew with water 15 minutes to taste.
Add green beans
Add green beans and continue to stir fry. Add salt and sugar.
Seasoning out of the pot
Add oyster sauce to taste, pour in water starch, and add chopped green onion when the soup is thick.