Loaded Potato & Meatloaf Casserole Recipe Hearty, Cheesy & Comforting
If you’re searching for a comforting, hearty dinner that the whole family will love, this Loaded Potato & Meatloaf Casserole is the ultimate crowd-pleaser. It layers juicy homemade meatloaf with creamy mashed potatoes, melted cheddar cheese, and fresh green onions for a deliciously satisfying meal — all baked in one dish!
It’s a flavor-packed twist on traditional meatloaf and mashed potatoes, combining everything you love into one warm, cheesy, comforting bite. Perfect for weeknight dinners, meal prepping, or feeding a hungry group on the weekend.
Ingredients
For the Meatloaf Base:
- 1.5 pounds ground beef
- 1 medium onion, finely chopped
- 2 cloves garlic, minced
- ½ cup breadcrumbs
- ¼ cup milk
- 1 large egg
- 1 tablespoon Worcestershire sauce
- 1 teaspoon salt
- ½ teaspoon black pepper
- ½ cup ketchup (for topping)
For the Mashed Potato Layer:
- 2 pounds potatoes, peeled and sliced (Yukon Gold or Russet work great)
- ½ cup sour cream
- ¼ cup milk
- 2 tablespoons butter
- 1 cup shredded cheddar cheese
- ¼ cup chopped green onions
- Salt & black pepper, to taste
Time Overview
- Prep Time: 20 minutes
- Cook Time: 45 minutes
- Total Time: 1 hour 5 minutes
- Servings: 6
- Calories: Approx. 600 kcal per serving
How to Make Loaded Potato & Meatloaf Casserole
Step 1: Preheat & Prepare
Preheat your oven to 375°F (190°C). Lightly grease a 9×13-inch casserole or baking dish.
Step 2: Make the Meatloaf Layer
In a large mixing bowl, combine:
- Ground beef
- Chopped onion
- Minced garlic
- Breadcrumbs
- Milk
- Egg
- Worcestershire sauce
- Salt and pepper
Mix everything together until just combined — don’t overmix or the meatloaf may become dense. Press the meat mixture evenly into the bottom of your prepared baking dish.
Spread the ½ cup ketchup over the top of the meat mixture for that classic meatloaf glaze.
Place the dish in the oven and bake for 25 minutes.
Step 3: Prepare the Mashed Potatoes
While the meatloaf is baking:
- Boil the peeled and sliced potatoes in salted water until fork-tender, about 15 minutes.
- Drain well and return to the pot.
- Mash the potatoes with:
- Sour cream
- Milk
- Butter
- Salt & pepper to taste
Mash until creamy and smooth. Adjust the milk or butter if you want a softer texture.
Step 4: Assemble the Casserole
After the meatloaf has baked for 25 minutes:
- Carefully spread the mashed potatoes over the top of the partially cooked meatloaf layer.
- Sprinkle shredded cheddar cheese and chopped green onions evenly over the potatoes.
Step 5: Final Bake
Return the casserole to the oven and bake for an additional 20 minutes, or until:
- The cheese is melted and bubbly
- The edges are lightly golden
Let it rest for 10 minutes before slicing and serving. This helps the layers hold together and enhances the flavor.
🧊 Storage & Make-Ahead Tips
- Refrigerate: Store leftovers in an airtight container for up to 4 days.
- Freeze: Freeze individual portions or the entire casserole (without the toppings) for up to 3 months.
- Reheat: Warm in the oven or microwave until heated through. Add a splash of milk to the mashed potatoes if needed.
Recipe Tips & Variations
- Add bacon: Crumble cooked bacon over the potato layer before baking for a loaded baked potato twist!
- Use turkey or chicken: Swap ground beef for ground turkey or chicken for a lighter version.
- Add veggies: Mix in frozen peas, corn, or shredded carrots to the meat layer for extra nutrition.
- Cheese options: Try mozzarella, pepper jack, or a cheese blend if you want a twist on the classic cheddar.
Why This Recipe Works
- Combines two comfort food favorites in one.
- Easy to assemble in advance and perfect for meal prepping.
- Great for feeding a crowd or hungry family.
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