Coarse grain noodles in the traditional sense can also be called coarse grain noodles! The so-called coarse grains are relative to the flour and rice we usually eat, such as polished rice and white flour. It mainly includes corn, purple rice, sorghum, oats, buckwheat, wheat bran and various dried beans, such as soybeans, mung beans, red beans and mung beans.
Noodles sauce is a popular snack in Henan province. Put the soybean milk at a suitable temperature, ferment and turn sour, then put it in a pot and heat it to about 80 degrees, and there will be mushroom-like pulp foam on the liquid surface. At this time, add a little sesame oil, stir repeatedly until it boils, and add noodles, preferably mixed noodles.