1. Step 1: Put the milk, sugar, low flour, salt, yeast and white vinegar into the bread machine, start the bread machine and knead into dough.
2, let stand for half an hour to sober up.
3. After waking up, roll into a dough sheet with a thickness of about 0.5 mm. ..
4. Make a shape with a mold.
5. Put it on the steamer and wake for 20 minutes.
6. Bring to a boil and steam 15 minutes, then take it out.