For two decades, Flamin’ Hot Cheetos has been one of the most popular snacks in America. In recent years its legend has grown, as word spread that they were invented by Richard Montañez, a Mexican-American janitor at Frito-Lay who went on to become a company executive. The story made Montañez something of a Latino icon, with two memoirs and a biopic based on his life. But when L.A. Times reporter Gustavo Arellano started looking into this feel-good story, he found a very different tale.