1, materials: 1 package of dry yeast, 100 grams of flour, 200 grams of cornmeal, a little baking soda

2, steps: put a little dry yeast in a bowl, put a cup of warm water (40 ℃ or so), and then stir with chopsticks to dissolve. Then add a little baking soda, 100 grams of flour, stir clockwise with chopsticks, and set aside for 2 hours of natural fermentation.

3. Add 200g of flour and stir well, then put aside to ferment naturally for 2 hours.

4. Make small cakes out of the fermented dough. When making buns, take 1 to 2 small cakes, twist them and add water and flour, and then make buns as usual.