1. The chestnut is steamed to make a puree, and a little brown sugar is added.
2. Pour the milk into the basin, add the flour and baking powder, and let the dough rise for one hour.
3. Separate several copies
4. Roll the skin
5. Stuffing
6. Made into buns
7. Proof again for about 5 minutes in the cold water pot
8. Boil the water and steam until about 15 minutes
9. Put it in the dish, nourishing it.
