Which solar term is the best for stone mill tofu pudding?

1. Put soybeans in water; Soak for 4-8 hours according to varieties and personal preferences;

soybean

2. Add water to the swollen soybeans and grind them into slurry with a stone mill;

3. Filter the bean dregs with gauze, and put the filtered juice into a pot to boil;

4. After boiling slightly cool, add appropriate amount of salt water or gypsum water, and stir well quickly. When floc is produced, the board is pressed into a whole piece.