1. Ingredients: 250g flour, 3g yeast, 30g sugar, 130g warm water, 0.5g edible alkaline noodles.

2. Put 250g of flour, 30g of sugar, 3g of yeast, and 0.5g of edible alkaline noodles in a basin, and stir evenly.

3. Pour 130g warm water into the dough and let it sit for 10 minutes, then knead the dough until smooth.

4. Divide the dough into about 30g pieces (the size you like).

5. Roll it into a rectangular shape, and roll the lower edge a little thinner.

6. Roll up from top to bottom.

7. After rolling it up, close it and place it downwards.

8. Make the dough one after another and place it on the baking sheet (there should be a gap between them).

9. Turn off the fermentation function of the oven, and put a bowl of boiling water to increase the humidity and ferment for about 30 minutes.

10. Take it out after fermentation and spray water before baking.

11. Preheat the oven to 170 degrees with upper and lower heat. Place the baking sheet on the middle shelf of the oven and bake for about 25 minutes until it is colored.