Bean buns are made of yeast, mixed with flour to make them twice the size, then kneaded out, filled with stuffing, placed in a steamer to make them twice the size, steamed for about 15 minutes, and simmered for 5 minutes. Sticky noodles may be dead noodles that are not fully cooked.

Spontaneous flour noodles should also be kneaded smoothly and wait for fermentation, instead of just watching the time without putting soda. 1. Knead 2. Fermentation 3. Forming stuffing 4. Re-fermentation 5. If the fire is medium, simmer the soybean package after steaming too much. No problem.