In this video, you’ll see how to turn leftover mashed potatoes into a delicious soup for lunch or dinner the next day. This recipe has just five ingre... See moredients, and the soup is ready in less than 30 minutes. You can dress it up or down, but the basic recipe is so easy, it will quickly become a go-to soup staple in your house. Get the recipe for Heddo’s Potato Soup. And for other tasty ideas, check out more soup videos >>