1. 1. 150g fresh purple sweet potato
2. 2. Cut the purple sweet potato and steam it
3. 3. Add 200 grams of flour and appropriate amount of water, knead into a flocculent
4. 4. Add 10 grams of milk powder, 2 grams of yeast powder, appropriate amount of water, and knead the dough
5. 5. Knead into a smooth dough, cover with plastic wrap and ferment
6. 6. After about 50 minutes, the dough will ferment to twice its original size, take it out and knead the dough on the chopping board, vent it, and knead it into a strip at the same time
7. 7. Cut into steamed buns, put them in the steamer, (I made a round steamed bun with two ends
8. 8. Put cold water into the bottom of the steamer to start steaming. After the high heat is boiled, steam for 15 minutes. Look, the purple sweet potato buns are steamed.
