Bread quickly and at low costs to the manufacturer and the consumer. However, there has been some criticism of the effect on nutritional value. Bread is the staple food of the Middle East, Central Asia, North Africa, Europe, and in European-derived cultures such as those in the Americas, Australia, and Southern Africa, in contrast to parts of South and East Asia where rice or noodle is the staple. Bread is usually made from a wheat-flour dough that is cultured with yeast, allowed to rise, and finally baked in an oven. The addition of yeast to the bread explains the air pockets
Sandwich bread to not become crumbly, hardened, dried or have too squishy a texture. Sandwich bread can refer to cross-sectionally square, sliced white and wheat bread, which has been described as "perfectly designed for holding square luncheon meat". The bread used for preparing finger sandwiches is sometimes referred to as sandwich bread. "Pan de mie" is a sandwich loaf. Some sandwich breads are designed for use in the creation of specific types of sandwiches, such as the submarine sandwich. For barbecuing, use of a high-quality white sandwich bread has been described as suitable for toasting over a fire. Gluten-free sandwich bread may