How long does it take to steam Yong Tau Fu? Sprinkle a little cornstarch on the edge of the scooped tofu to make the meat filling fit better when put in. Yong Tau Foo can not only be steamed, but can also be cooked and eaten by frying, pan-frying, braising, etc. Tofu is rich in nutrients, including iron, calcium, phosphorus, magnesium and other trace elements. It also contains sugar, vegetable oil and rich high-quality protein. It is known as "plant meat".