Toast is bread that has been browned by radiant heat. the browning is the result of a maillard reaction, altering the flavor of the bread and making it firmer so that it is easier to spread toppings on it. toasting is a common method of making stale bread more palatable. bread is often toasted using a toaster, but toaster ovens are also used. toast is commonly eaten with butter or margarine, or sweet toppings, such as jam or jelly. regionally, savory spreads, such as peanut butter or a yeast extract, may also be popular. buttered toast may also accompany savory dishes, especially soups or stews, and be topped with heartier ingredients like eggs or baked beans as a light meal. toast is a c...

Source: Wikipedia