Frank's RedHot is the best-selling hot sauce in America, beating out competitors like Tabasco and Cholula. But how did the company build such a diehard following, even as hundreds of competitors swarm the market?
For years, "devil fish" in Mexico were worthless.
Now, that's starting to change. One entrepreneur in California works with fishermen in Tabasco to turn the devils into pet treats. And a local chef has added the armored catfish to her menu.