Preparation materials: 300 grams of potatoes, 2 grams of salt, 35 grams of cooking oil, 10 grams of oyster sauce, 8 grams of light soy sauce, 20 grams of green onions, 10 grams of red pepper, 3 grams of sugar, and 8 grams of balsamic vinegar.

1. Peel the potatoes and cut them into strips, then soak them in water for 10 minutes.

2. Chop green onions and red peppers separately.

3. Add light soy sauce, salt, balsamic vinegar, oyster sauce, sugar, minced pepper and minced green onion to a bowl and mix well.

4. Heat oil in a pan and pour the potato strips.

5. Cover and simmer until the potatoes are mature.

6. Add the sauce.

7. Simmer for a while until the potato strips are fragrant.