If there's one thing fans of a particular food don't like, it's a recipe changing. That's exactly what this chicken chain did, and it sparked quite an uproar.

Add Yahoo as a preferred source to see more of our stories on Google. Different types of fast food - Rimma Bondarenko/Shutterstock Nothing stays the same, even in the world of fast food. Iconic dishes ...

Chain restaurants build loyalty by delivering the same flavors again and again. When those flavors change, customers notice immediately. Some updates improved the food, while others sparked backlash ...