Preparation materials: 500g of flour, 3g of water, 5g of baking soda, 20g of sugar and 2g of salt.

1, first melt the baking soda with warm water;

2. Add salt and sugar to the flour, slowly pour in yeast water, and mix into a flocculent shape;

3. Knead into a smooth dough, cover it tightly, and put it in a warm place;

4. Wait for the dough to ferment twice as big;

5. Take out the dough, exhaust and knead it;

6. Take half of the dough and divide it into small doses. The cakes are rounded, each about 40 grams;

7. Use your index finger to find a small tool and poke a round hole in each small dose;

8. The other half of the dough is twisted into long strips and divided into small cylinders of about 2 cm, and the thickness is similar to the size of the small holes of the round agent;

9, cylindrical strip, dipped in water and placed in a small nest poked by a round surface agent;

10, put it in a steamer for 20 minutes, steam it on fire for about 15 minutes, stew it for about 3 minutes after steaming, and then boil it;

1 1, and finally take it out and eat it.