2. Pork belly is cut into three or four centimeters long and two or three centimeters wide.
3. Wash the onion, cut it into long sections with a vortex of five or six centimeters for use, break the star anise, break the eggs, and prepare warm water.
4. Pour the starch, and pour the egg liquid into the starch water and stir well.
5. Put the onion and star anise into the meat, then add salt, chicken essence, oyster sauce, soy sauce and thirteen spices, and pour the starch and egg liquid into the meat slices.