How to make mung bean jelly in Yantai, Shandong Province?

Production of rice noodles in Huangxian County, Shandong Province (that is, bean jelly that everyone likes in summer)

Step one:

1 part mung bean starch and 1 part water, and uniformly stirring in a container; Add 4 parts of water to the pot to boil; The ratio of starch to water is 1 5;

Step two:

Add a little alum and soy sauce and stir; Pour the starch stirred in the first step into the pot and continue to stir, the pot will continue to bubble, and turn off the fire after a while;

Step 3:

Pour the cooked starch porridge into the prepared container, let it cool, sprinkle some water, cut it into small squares and put it on a plate, add some mustard oil, minced garlic and soy sauce.