Original release: The tostada, with its refried beans, tangy red sauce, lettuce, and shredded cheese layered over a crunchy corn tostada shell, was part of Taco Bell's original 1962 menu ...
It was one of the six items released at Taco Bell’s first walkup location in California, per a press release, and tops a tostada shell with refried beans, red sauce, lettuce and shredded cheese.