Cheesy Loaded Mashed Potato Casserole with Bacon (Easy & Creamy)

If you’re looking for the ultimate comfort food, this cheesy loaded mashed potato casserole is exactly what you need. It’s creamy, rich, packed with melted cheese and crispy bacon, and incredibly easy to make. Perfect for dinner, holidays, or as a crowd-pleasing side dish.

This recipe uses simple ingredients but delivers bold flavor and a perfect baked texture every time.

Why This Recipe Works

• Ultra creamy mashed potato base
• Perfect balance of cheddar and mozzarella cheese
• Crispy bacon adds texture and flavor
• Oven-baked for a golden, slightly crispy top
• Easy to prepare with consistent results

Ingredients

• 4 cups mashed potatoes
• 1 cup shredded cheddar cheese
• ½ cup mozzarella cheese
• ½ cup cooked bacon, chopped
• ½ cup sour cream
• ¼ cup milk
• 2 tbsp butter, melted
• Salt and black pepper to taste
• Optional: chopped green onions

Instructions

Step 1: Mix the Base

In a large bowl, combine mashed potatoes, sour cream, milk, butter, salt, and pepper. Mix until smooth and creamy.

Step 2: Add Cheese & Bacon

Fold in half of the cheese and bacon.

Step 3: Assemble

Transfer to a greased baking dish. Spread evenly.

Step 4: Top It

Add remaining cheese and bacon on top for a rich, golden finish.

Step 5: Bake

Bake at 375°F (190°C) for 30–35 minutes until hot and bubbly.

Step 6: Serve

Let it rest 5 minutes before serving.

Tips for Best Results

• Use freshly made mashed potatoes for better texture
• Don’t overmix to avoid dense consistency
• Bake uncovered for a crispy top layer
• Add extra cheese on top for more melt

Variations

• Add cream cheese for extra richness
• Swap bacon with turkey bacon
• Add garlic powder for deeper flavor
• Use Colby Jack or Monterey Jack cheese

What to Serve With

• Grilled chicken
• Roast beef
• Fresh green salad
• BBQ dishes

Storage & Reheating

• Store in fridge up to 3 days
• Reheat at 350°F until warm
• Add a splash of milk before reheating

FAQ

Can I make this casserole ahead of time?
Yes, prepare it and refrigerate before baking.

Can I freeze mashed potato casserole?
Yes, freeze up to 2 months. Thaw before reheating.

What cheese works best?
Cheddar is best, but blends give more flavor.

How do I make it extra creamy?
Add cream cheese or more butter.

Conclusion

This cheesy loaded mashed potato casserole is one of the easiest and most reliable comfort food recipes you can make. It delivers creamy texture, rich flavor, and a perfect baked finish every time.

Pro Tip

For a crispy top, broil for 2–3 minutes at the end — this adds a golden, slightly crunchy cheese layer and enhances the overall flavor.