1. First make the sweet potato filling, peel the sweet potato and cut into pieces, (the edge of the sweet potato will be a little black, it’s okay, it will disappear after sieving.)
2. Then put it in a steamer and steam for about 20 minutes until cooked
3. Sieve again, so that some coarse fibers are blocked in the sieve
4. Add a little butter and fry until dry. If the sweet potato filling is relatively wet, you can add flour and cornstarch at a ratio of 1:1 to make it thick. Of course, if you like to eat sweet, you can also put sugar at this time. Put the sweet potato filling aside first
5. The dough materials are mixed into a dough, fermented to double the size, take out
6. Knead it for a while to make it smoother, and then divide it into eight small doses
7. Take one of them and roll out
8. Pack the sweet potato filling, divide the sweet potato filling into eight parts in advance, it does not matter if the filling is dipped in some flour, it can be better. Does not affect the taste after steaming
9. Then close up
10. Rounded
11. Put it in a steamer with silicone oil paper and let it rise for about 30 minutes
12. Steam for 15 minutes, open the lid after three minutes
