1. First, mix the yeast powder into an appropriate amount of water (about 2 bowls).
2. Add a little sugar.
3. While adding yeast water, stir the flour with chopsticks until it becomes flocculent.
4. Knead it by hand to make a smooth dough.
5. Put it in a fresh-keeping bag to ferment or ferment for 30 minutes in oven fermentation function mode.
6. After fermentation, start preparing the fillings, horseshoe bamboo shoots and pork.
7. Peel off the shell, thinly slice and chop.
8. The pork is also minced and put together with the bamboo shoots.
9. Add appropriate amount of salt, oyster sauce, soy sauce, corn starch, sesame oil, and cumin powder and stir well.
10. Remove the air from the dough, divide it into a uniform agent, and roll it flat.
11. Put in the right amount of filling and knead it in the shape you like.
12. Spread a little oil on the cooked buns and serve them on a plate.
13. Cover and ferment for about 45 minutes.
14. After the fermentation is good, it will become bigger obviously (30 minutes in summer, 45 minutes in winter). It should not be over-fermented.
15. It is steamed on high heat, and the steam comes up and counts for about 10 minutes.
16. After the fire ceased, the lid was opened five minutes later.
17. Finished product.
