Taco Bell - Wikipedia Taco Bell is an American-based chain of fast food restaurants founded in 1962 by Glen Bell (1923-2010) in Downey, California.Taco Bell is a subsidiary of Yum! Brands, Inc. The restaurants serve a variety of Mexican-inspired foods, including tacos, burritos, quesadillas, nachos, novelty and speciality items, and a variety of "value menu" items.