Prepare the ingredients, cut the steak, add 1 tablespoon soy sauce, 1 tablespoon cooking wine, half a spoonful of starch and half a spoonful of olive oil, and 7 tablespoons of low-calorie black pepper sauce, and marinate for 20 minutes.

Saute mushrooms, garlic and beef, add onions, stir-fry mushrooms and garlic for a while, and add 7 spoonfuls of oyster sauce to serve.