1) Beijing cuisine 2) Legume dish 
Douzhi ({zh|s=豆汁|p=dòuzhī ;Beijing dialect: Douzhir}; also called mung bean milk) is a dish from Beijing cuisine. It is similar to soy milk, but made from mung beans. It is a by-product of cellophane noodle production. It is generally slightly sour, with an egg-like smell. ...