I want to report a is hell endothermic or exothermic essay So you’d think if Papa John’s was really following a different model, they’d want to tell us all about it. Too bad they don’t. Those “better ingredients”: Good luck finding out what they are. Unlike the packaged products you buy at the supermarket, restaurant food isn’t required to list ingredients. Many fast food chains, like McDonald’s, Taco Bell and Subway, do voluntarily provide them, in part for indemnity against lawsuits and in part because they realize some of their customers actually want to know what they’re eating.