1. Prepare chestnut puree
2. Blanch broccoli, add egg, squeeze juice, and put it in a basin
3. Add flour baking powder
4. Hecheng dough is twice as large as it is proofed
5. Divide into several parts
6. Roll the skin
7. Stuffing
8. Made into buns
9. Proof again in the cold water pot for 10 minutes
10. Boil the water and steam until it is out of the pot in about 20 minutes
11. Put it in the dish, nourishing it.
