Quiznos is an American sandwich chain, based in Denver, Colorado, which specializes in subs. It was founded in the early 1980s in the kitchen of an Italian restaurant.
Popular menu items include the Classic Italian and the Steakhouse Beef Dip. They are also known for toasting their subs after they have been ordered.
There are Quiznos franchises worldwide. It is especially popular in Britain, Ireland, Iceland, and South Korea.