High Quality Content by WIKIPEDIA articles! Soy egg is a type of Chinese egg cooked in soy sauce, sugar, water, as well as optionally other herbs and spices. Soy eggs may be eaten individually as a snack. They are sometimes used as a condiment in congee. They may also be used in a traditional Chinese egg dish, in which regular eggs, century eggs, and soy eggs are steamed together. Soy eggs are commonly sold in convenience stores in East Asian countries.