Ketchup and fries is an undeniably delicious fast-food pairing - but when did the dynamic duo become such an iconic match?

America's favorite condiment, ketchup, delights our taste buds on burgers and fries, but did you know that there are lots of ...

Whether you’re into shoestring ... but perhaps no aspect of french fry fervor is more contentious than what to put on top of them. Ketchup, mustard, mayonnaise and even vinegar are among ...