Print Recipe

Cheesy Potato Casserole

Prep Time10 mins
Cook Time45 mins
Servings: 12 persons


  • 2 cups sour cream
  • 10 oz. can cream of mushroom soup
  • 1/2 cup butter, melted
  • 2 Tbsp spicy brown mustard
  • 1 tsp garlic powder
  • 1 tsp onion powder
  • 2 cups shredded sharp cheddar cheese, divided
  • 30 oz. bag diced frozen potatoes
  • Salt and pepper to taste


  • Preheat oven to 350 F. Lightly grease a 9x13-inch baking dish with non-stick cooking spray.
  • In a large bowl, combine the sour cream, cream of mushroom soup, melted butter, spicy brown mustard, garlic powder, onion powder and 1 cup of the shredded sharp cheddar cheese. Stir in the frozen potatoes and mix well.
  • Transfer the cheesy potatoes into the prepared baking dish and sprinkle the remaining cheese over the top.
  • Bake in the preheated oven for 45 to 50 minutes, or until potatoes have softened.
  • Serve as holiday breakfast side dish or holiday feast side dish.
  • NOTE: If you wish to you hash brown style potatoes, you can do that in place of the diced potatoes and reduce the cooking time to 35 minutes.