How to make traditional tofu?

Ingredients: soybean 1500g, glucono delta-lactone 250g, watercress 250g, vermicelli 1000g, and wet starch paste 750g.

Pickled chives 500g, oil peppers 250g, spiced powder 20g, sugar juice 20g, chicken essence 20g and salt 20g.

Method (1) Remove impurities from soybeans, wash them, soak them for 4-8 hours, grind them into thick pulp with a water mill (water is injected while grinding), pour them into a fine basket, and filter them. At the same time, add about 15 kg of water, and filter the pulp until it is clean.

(2) glucono delta-lactone with 1000g warm water to melt. Pour the juice into the pot, boil it with strong fire and put it into the jar. While it is hot, slowly pour the fat water in the glucose into the jar and stir it, then cover the jar tightly, and it will become tofu brain in 20 minutes. Pour clear water into another pot, douban, salt, allspice powder and sugar juice, until the pot is boiled with vermicelli and chicken powder, and pour vermicelli into it to make a marinated soup. When eating, put the bean curd brain into a bowl, pour in the marinated soup, and pour in the appropriate amount of chives, sesame oil and hot sauce.