1. Dissolve yeast in a small amount of warm water, pour it into flour, add a little warm water, live into a dough with moderate hardness, cover it with plastic wrap, and put it in a warm place to wake up.

2. Thaw the frozen tofu and drain the water; Wash leeks and control the moisture.

3. Chop the frozen tofu and leek separately.

4. Put the leek in a large bowl, add two spoonfuls of salad oil and mix well.

5. Add tofu and shrimp skin, add a little pepper powder and salt and mix well.

6. When the dough wakes up to twice its size, press it with your fingers and it won't rebound.

7. Divide the dough into seven small portions, flatten it and roll it into a slightly thick round crust.

8. stuffing.

9. Put the steamed stuffed bun blank in a drawer covered with cloth, put it on a pot with warm water, and wake it for fifteen minutes.

10. Wake up buns.

1 1. Steam over medium heat for 20 minutes.

12. Time is up, turn off the fire and stew for three minutes, then open the lid and take it out.