2. Wash the bean, remove the old tendons and fold it into the same length as the potato chips.
3. Put potatoes and sword beans into boiling water and cook until they are 8% cooked. About 4-5 minutes. Remove and drain for later use.
4. Chop garlic for later use.
5. Pour the oil into the pot, heat it to 50%, add the minced garlic and stir fry.
6. Stir-fry potatoes and kidney beans in a pot.
7. Medium and small fire, add soy sauce, soy sauce, sugar and salt.
8. Pour in the right amount of water and stir fry.
9. Turn to medium fire, cover and simmer slightly.
10. Wait until the water is dry.