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“Homemade loaded mashed potato meatloaf casserole recipe topped with melted cheese, crispy bacon, and green onions on a white marble counter.”

Mashed Potato Meatloaf Casserole Recipe

A comforting, hearty casserole combining savory meatloaf, creamy mashed potatoes, melted cheddar, and crispy bacon — perfect for weeknight dinners.
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Course: Dinner, Main Course
Cuisine: American, Comfort Food
Prep Time: 25 minutes
Cook Time: 40 minutes
Resting Time: 10 minutes
Total Time: 1 hour 15 minutes
Servings: 8 servings
Calories: 560kcal
Cost: $18

Equipment

  • 1 9x13 inch baking dish For layering and baking the casserole evenly.
  • 1 Large pot For boiling potatoes (6-quart recommended).
  • 1 Potato masher or ricer For smooth, creamy mashed potatoes.
  • 1 Meat thermometer Ensures meat reaches 160°F safely.
  • 1 Large mixing bowl To mix ground beef and seasonings.
  • 1 Sturdy Spatula or Serving Spoon For serving neat squares.

Ingredients

Meatloaf Base

  • 2 lbs Ground beef 80/20 blend for best flavor and moisture.
  • 1 medium Onion, finely diced Adds sweetness and depth.
  • 3 cloves Garlic, minced Adds savory flavor.
  • 1 cup Breadcrumbs Use gluten-free if needed.
  • 2 large Eggs Helps bind the meat mixture.
  • ¼ cup Ketchup Adds sweetness and moisture.
  • 2 tablespoon Worcestershire sauce Adds umami richness.
  • 1 teaspoon Salt
  • ½ teaspoon Black pepper
  • 1 teaspoon Dried Italian seasoning Oregano and basil blend.

Mashed Potatoes

  • 3 lbs Russet potatoes, peeled and cubed For the mashed potato layer.
  • ½ cup Butter Adds creamy texture.
  • ½ cup Whole milk or heavy cream Adjust consistency as needed.
  • ½ cup Sour cream Adds tangy flavor.
  • Salt and pepper To taste for potatoes.

Toppings

  • 2 cups Shredded cheddar cheese Sharp cheddar recommended.
  • 8 strips Bacon, cooked and crumbled For the loaded topping.
  • ½ cup Green onions, sliced Adds freshness and color.
  • ¼ cup Sour cream Optional for drizzling on top.

Instructions

  • Preheat oven to 375°F and grease a 9x13-inch baking dish.
  • Mix ground beef, onion, garlic, breadcrumbs, eggs, ketchup, Worcestershire sauce, and seasonings in a large bowl.
  • Press mixture into baking dish and bake for 20 minutes.
  • Boil potatoes until tender, then mash with butter, milk, and sour cream.
  • Drain grease from meat layer and spread mashed potatoes evenly on top.
  • Add cheddar cheese and bacon over potatoes.
  • Bake another 20–25 minutes until cheese melts and bubbles.
  • Let rest for 5–10 minutes, top with green onions, and serve.

Notes

  • Nutrition information is automatically calculated, so should only be used as an approximation.

Nutrition

Serving: 300g | Calories: 560kcal | Carbohydrates: 32g | Protein: 32g | Fat: 33g | Saturated Fat: 15g | Polyunsaturated Fat: 2g | Monounsaturated Fat: 11g | Cholesterol: 140mg | Sodium: 940mg | Potassium: 1050mg | Fiber: 3g | Sugar: 4g | Vitamin A: 650IU | Vitamin C: 14mg | Calcium: 210mg | Iron: 3.8mg