How to make sweet noodle sauce?

Steam 1000 grams of white flour on a drawer like steamed buns. Put it into a jar or pot and cover it tightly with a plastic sheet to keep it warm. Then put it in a dark, airless place to ferment, about 3 days will grow white hairs. Brush off some of the white hairs and break them into pieces and put them in two clean containers. For every 1000 grams of white flour, add 300 grams of water and 120 grams of salt and stir with a wooden stick to dissolve the mixture. Put in the sunlight exposure, stirring three or four times a day, about 20 days to make sweet noodle sauce. After the sauce into the sun, put a small amount of monosodium glutamate and sugar, steamed for 10 minutes. This processed pasta sauce, color, aroma, taste, unique flavor, can be preserved for a long time.