2. Wash and cut the chicken breast and put it into the cooking machine. Beat in an egg, add cooking wine, oyster sauce, water, white pepper, oil, sugar, salt and corn starch, and mash.
3. Prepare a container of suitable size, wrap it with high-temperature resistant plastic wrap, put a few drops on it, put the beaten chicken breast paste in, compact the paste with a spoon or scraper, and smooth the surface as much as possible.
4. Cover the lid and steam in the pot. After the water boils, turn to medium heat and steam for about 30 minutes.