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Meatball Mashed Potato Casserole

A comforting casserole with layers of creamy mashed potatoes, savory meatballs, marinara sauce, and gooey cheese, perfect for weeknight dinners.
Prep Time 15 minutes
Cook Time 30 minutes
Total Time 45 minutes
Course dinner, Main Course
Cuisine American
Servings 6 servings
Calories 550 kcal

Ingredients
  

Main Ingredients

  • 1 pound meatballs (homemade or frozen) Use your favorite kind, Italian seasoning recommended.
  • 2 pounds potatoes (Russet or Yukon Gold) Yukon Gold offers extra creaminess.
  • 1 cup marinara sauce Store-bought is perfectly fine.
  • 2 cups shredded cheese (Mozzarella or Pepper Jack) Pepper Jack gives a bit of spice.
  • 3 tablespoons butter For mashing the potatoes.
  • 1/2 cup milk or cream To achieve desired potato consistency.

Optional Ingredients

  • 1 cup peas or broccoli For added greens, if desired.
  • 1 small onion, sautéed Can be added to mashed potatoes for extra flavor.
  • 1 clove garlic, roasted Another option for flavor enhancement.
  • 2 tablespoons chopped parsley or scallions For garnish before serving.

Instructions
 

Preparation

  • Cook the meatballs according to package instructions or until browned if homemade.
  • Wash and peel the potatoes, then boil them in salted water until tender.
  • Mash the potatoes with butter and milk/cream until creamy and smooth.

Assembly and Baking

  • Layer the mashed potatoes into a casserole dish.
  • Place the cooked meatballs on top of the potatoes.
  • Pour the marinara sauce over the meatballs.
  • Sprinkle the shredded cheese generously over the top.
  • Bake in a preheated oven at 400°F (200°C) for about 30 minutes or until bubbly and golden.

Serving Suggestions

  • Serve hot, optionally garnished with chopped parsley or scallions.
  • Add a dollop of sour cream for extra creaminess, if desired.
  • Pair with a crisp side salad or buttered green beans.

Notes

Feel free to freeze leftovers in meal-sized portions for easy future meals. Reheat from frozen or thaw overnight in the fridge.
Keyword Comfort Food, Easy Dinner, Family Meal, Layered Casserole, Meatball Casserole