Take a bowl, take half a bowl of water, and order two drops of vinegar, not too much. Then put the cake in, and it can be kept for 3-5 days. When eating, take it out and wash the vinegar on the surface with water and heat it.

1, Dagao, Korean pasta. Old lunar calendar, offering sacrifices to gods in March;

2. Method: Wash glutinous rice or yellow rice with clear water, fry soybeans and grind them into salty fine noodles for later use. Boil glutinous rice into rice, put it in a wooden trough, slightly pound it into mud with a wooden hammer soaked in water, pour it on a slate prepared in advance, and then beat it into a cake with a wooden hammer soaked in water; Beat while beating: dial it from the side to make it even, and sprinkle it with bean flour to eat after beating. The first attacker calls it "table-wiping cake", which is generally not used as a sacrifice; After the second time, the shooter can use it because the surface of the slate is very clean.