From the hotly debated correct way to eat a KitKat to the best way to make the perfect chicken wings for watching football, there are countless food rules people will fight for. But what rule could possibly apply to potato salad? Watch to find out. #PotatoSalad #Rule #Cooking Read Full Article: https://www.mashed.com/871405/the-one-potato-salad-rule-you-should-never-break/ The One Potato…