1.？ Half a bowl of water, 2 tablespoons soy sauce, 2 tablespoons sugar, oyster sauce 1 tablespoon starch 1 tablespoon soy sauce 1 tablespoon black pepper.

2. Prepare the fat beef onion, blanch the fat beef, remove it for later use, shred the onion, fry it until soft, and add the fat beef.

3. Pour in the sauce and turn off the heat evenly.

4. Sprinkle with chopped green onion and serve