Peanut butter and jelly, salt and pepper, ketchup and mustard: There are certain food pairs that are so inextricable from each other that they're often used to describe the tight bond of best ...

So it used to be prideful, that we don’t serve ketchup. Meaning our hotdogs were better than everyone else’s." That’s why Chicago is so passionate about a mustard hotdog. “It’s all about ...