1. Fat beef slices, edible eggs, onions, salt, sugar, starch, oyster sauce, soy sauce, soy sauce, cooking wine.
2. A whole box of fat beef slices can be adjusted according to the amount of meat. First, mix the sauce, half a spoonful of salt, half a spoonful of sugar, one tablespoon of starch, one tablespoon of oyster sauce, two tablespoons of soy sauce, half a spoonful of soy sauce, one spoonful of cooking wine and a proper amount of water, and mix well.
3. Soak the fat cow in water, change color and take it out for later use. Shred onion, stir-fry in oil pan until soft, then pour in fat beef slices, then pour in sauce and stir well. Fill a bowl of rice, spread the fried fat beef, leave a hole in the middle, put a raw egg yolk on it (edible sterile egg), and sprinkle some sesame seeds to decorate it, and it's done!