Soybean curd, also known as tofu, is a food made from soybeans that have been pressed into solid white blocks. It is a popular ingredient in many Asian cuisines and is often used as a meat substitute due to its high protein content. Tofu is a versatile ingredient that can be used in a variety of dishes, from stir-fries to soups. It is also a great source of calcium, iron, and other essential vitamins and minerals.