Baking powder and baking soda can be used to make steamed bread instead of yeast. The specific methods are as follows: flour: 250g, baking powder: 6g, baking soda: 1g, pumpkin: right amount, salt: right amount, water: right amount, edible alkali: right amount. 65438+ Divide the mixed dough into appropriate sizes. I divided it into 15 9. Knead the dough one by one. Cover it for a few minutes. 1 1. Knead the dough for the second time. Knead very smoothly. 12. Put a proper amount of water in the steamer and put the kneaded dough in it. You can put a drawer cloth on it. Wake up for about 15 minutes. Proofing dough will become lighter than before. That's because the dough is full of air. After the fire boils, turn to low heat for 20 minutes, turn off the fire for 2 minutes and then open the lid.