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A close-up of a golden-brown meatball casserole served in a rustic baking dish, topped with melted cheese and garnished with fresh herbs, with steaming baked edges and a generous scoop showing tender meatballs immersed in rich sauce.

Easy Dump-and-Bake Meatball Casserole: Your New Weeknight Go-To!

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Discover the easy and delicious Easy Dump-and-Bake Meatball Casserole, your new weeknight favorite! This one-pan meal combines tender meatballs, flavorful marinara sauce, and melted cheese for a comforting and effortless dinner. Perfect for busy evenings, it offers a hearty, mess-free, and customizable dish that everyone will love. Enjoy minimal cleanup while savoring a home-cooked feast in under an hour.

  • Total Time: 40 minutes
  • Yield: 4-6 servings

Ingredients

Scale
  • 1 lb (450 g) of homemade or store-bought meatballs
  • 2 cups of marinara sauce or your favorite pasta sauce
  • 1 cup shredded mozzarella cheese
  • 1/2 cup grated Parmesan cheese
  • 1 teaspoon dried Italian herbs
  • Fresh basil or parsley for garnish (optional)
  • 1 tablespoon olive oil

Instructions

  1. Preheat your oven to 375°F (190°C).
  2. In a large mixing bowl, combine the marinara sauce with dried Italian herbs.
  3. Lightly grease a baking dish with olive oil.
  4. Spread a thin layer of sauce on the bottom of the dish.
  5. Place the meatballs evenly over the sauce.
  6. Pour the remaining sauce over the meatballs.
  7. Sprinkle shredded mozzarella and grated Parmesan cheese evenly over the top.
  8. Cover with foil and bake for about 25 minutes until bubbly.
  9. Remove foil and bake for an additional 5 minutes to melt and brown the cheese.
  10. Garnish with chopped basil or parsley and serve hot with bread, pasta, or vegetables.

Notes

  • Use high-quality meatballs or make your own for extra flavor.
  • For a crisp topping, finish in the air fryer or broiler for 1-2 minutes.
  • You can prepare this casserole ahead, assemble, and refrigerate before baking.
  • Leftovers can be stored in an airtight container for up to 3 days.
  • Author: Serena Miller
  • Prep Time: 10 minutes
  • Cook Time: 30 minutes
  • Category: Dinner
  • Method: Baking
  • Cuisine: Italian-American
  • Diet: Contains Dairy, Nut-Free

Nutrition

  • Serving Size: 1 plate (approximately 1/6th of the casserole)
  • Calories: 420 kcal Kcal
  • Sugar: 8 g
  • Sodium: 950 mg
  • Fat: 20 g
  • Saturated Fat: 10 g
  • Unsaturated Fat: 8 g
  • Trans Fat: 0.5 g
  • Carbohydrates: 45 g
  • Fiber: 4 g
  • Protein: 22 g
  • Cholesterol: 85 mg
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