Bread have a special taste or texture. At one time, all yeast-leavened breads were sourdoughs. Recently there has been a revival of sourdough bread in artisan bakeries. Traditionally, peasant families throughout Europe baked on a fixed schedule, perhaps once a week. The starter was saved from the previous week's dough. The starter was mixed with the new ingredients, the dough was left to rise, and then a piece of it was saved (to be the starter for next week's bread). The rapid expansion of steam produced during baking leavens the bread, which is as simple as it is unpredictable. Steam-leavening is
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