Waffles are a type of baked cake of Belgian origin, also known as griddle cake. It is made in an oven with a special baking tray. Because the grids in the griddle are usually diamond or square shaped. Waffles are a type of snack made mainly from eggs and milk and are rich in protein, fat, vitamins and minerals such as iron, calcium and potassium, which are needed by the body. Waffles are popular in many countries and are easy and inexpensive to make, making them a popular choice for business start-ups.