2. Accessories: vegetable oil, salt, starch, soy sauce, sesame oil, chicken essence, pepper and sugar.
3. Peel potatoes, wash them, slice them, soak them in clear water for a while, and drain them for later use.
4. Wash onion, ginger, garlic and sweet pepper and cut into sections.
5. Wash the pork, slice it, and marinate it with proper amount of salt, starch, soy sauce and sesame oil for a while.
6. After the wok is heated, pour in the right amount of oil to heat it, turn to low heat, and add pepper to stir fry.
7. Turn the fire, add the meat slices and stir fry until the color turns white.
8. Add half a glass of water and a little sugar, salt and pepper, continue to stir fry and add green peppers.
9. Add potatoes and a little chicken essence and stir-fry evenly over high heat.