1. Soak the rice for ten minutes and cook the rice in a pressure cooker
2. After the rice has cooled, put out a bowl of rice and prepare the oyster sauce
3. Pour a small amount of sushi vinegar into the rice, wear disposable gloves and grasp it well
4. The rice is shaped like a triangular rice ball by hand
5. Mix the oyster sauce and soy sauce into a juice in a clean bowl
6. Spread the juice evenly on the rice ball, put it into the oven, 180 degrees, 8 minutes
