1, prepare the materials needed: flour, eggs, yeast, baking powder.

2, weigh the portion of flour, take 5g baking powder and mix well.

3, take a bowl of warm water.

4. Add sugar, yeast to the warm water and stir.

5, mix well with the flour, and press and knead until the basin on the smooth, no longer flour can be.

6, the kneaded dough, placed in a pot filled with warm water, the basin across the hot water fermentation for half an hour.

7, take out the dough and knead, when the dough is double the original size, or pressed with a finger, do not spring back.