What is the practice of old soda steamed bread?

1, adding flour (according to the ratio of 1:5~8) and water to the fermented noodles, and putting them into a basin for fermentation (the fermentation time depends on the indoor temperature and the number of old noodles); ?

2. Take out the fermented dough, add a proper amount of alkali and a little flour, stir and stir for 0/0 minute, take out the medicine, put it on a steamer, put it in a sunny place or a place with a suitable temperature, and stir for 0/0 ~ 0/5 minutes, then put it in a cage and steam for 25 minutes with high fire, and take it out.

steamed bread

Steamed bread, also known as steamed bread, steamed bread (in Shanxi dialect, Shaanxi Xifu dialect, Fujian dialect and northern Anhui dialect, the word steamed bread is a postposition, and some people think that the word steamed bread originated from the pronunciation of the word steamed bread in the early Jin dialect.