1. Material: 200g beef, 200g pepper, onion, ginger and garlic 1g salt, 3ml soy sauce, 2g starch, 5ml cooking wine, 2ml peanut oil, 2g sugar, 5g lobster sauce, beef and pepper.

2. Cut the beef into strips, remove the stalks and seeds from the peppers, wash and cut into strips, and cut the onion, ginger and garlic into sections.

3. Put the cut beef into a bowl, add sugar, starch, soy sauce and cooking wine, mix well and marinate for 10 minute.

4. After the beef is marinated, pour a spoonful of peanut oil and mix well.

5. Put some chopped onions, ginger and garlic into a bowl, add lobster sauce, salt, starch, soy sauce and cooking wine and stir well to make a sauce.

6. Put the oil in the pot. When the oil is five-ripe, add the remaining onion, ginger and garlic and stir-fry until fragrant, then add the pepper and stir-fry until soft, then shovel it out.

7. Leave the remaining oil in the pot and pour in the prepared sauce. After the fire boils, add the beef strips and stir-fry until the color changes.

8. Then add pepper and continue to stir well.