Tofu, made from soybeans, is rich in vegetable protein, calcium, potassium and Vitamin B.
It is considered healthful because it dose not contain as mach fat as meat or milk, and its calorie contents are very low for the amount of protein it provides.
Tofu was made in China and it was introduced to Japan in Nara period- 710-794. When eaten uncooked, since it is light in taste, it is often topped with spices such as finely chopped green onions and grated ginger, and soy sauce is poured over it.
It is said that there are several hundred recipes using Tofu.