Try this homemade Potato Casserole recipe the whole family will love. Made with potatoes, margarine, sour cream and onion. Easy step-by-step instruction…
This Potato Casserole relies on simple, everyday ingredients such as cooked, diced potatoes, melted margarine, divided, small carton sour cream and diced onion. It comes together quickly and makes 4 servings, at about 864 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.
It works as a light main on its own or as a starter alongside crusty bread, and it's just as good for a cozy night in as it is for feeding a crowd. Leftovers keep well, so it's a smart choice for meal prep too.
Updated Jun 30, 2026