Low-Carb Bacon Cheeseburger Casserole

Tools Needed
Ingredients
  • 2 lbs ground beef (80/20 works best)

  • 1 small onion, finely diced

  • 2 cloves garlic, minced

  • 1 teaspoon salt

  • ½ teaspoon black pepper

  • 1 teaspoon smoked paprika (optional but recommended)

  • 1 teaspoon onion powder

  • 1 teaspoon garlic powder

  • 1 cup shredded cheddar cheese

  • 1 cup shredded mozzarella or Colby-Jack cheese

  • 8 slices bacon, cooked and crumbled

  • ½ cup sour cream

  • ¼ cup mayonnaise

  • 1 tablespoon yellow mustard (optional, for classic cheeseburger flavor)

  • 2 tablespoons chopped green onions or parsley (optional garnish)

Instructions

1. Preheat Oven

  • Preheat oven to 375°F (190°C)

  • Lightly grease a 9×13 baking dish (or use an oven-safe skillet)

2. Cook the Beef

  • In a large skillet over medium heat, cook:

    • Ground beef

    • Diced onion

  • Cook until beef is browned and onion is soft, breaking up the meat as it cooks

  • Drain excess grease if needed

Add:

  • Garlic

  • Salt

  • Black pepper

  • Smoked paprika

  • Onion powder

  • Garlic powder

  • Stir and cook for 1 more minute until fragrant

3. Make It Creamy

  • Lower heat

  • Stir in:

    • Sour cream

    • Mayonnaise

    • Mustard (optional)

  • Mix until fully combined and creamy

4. Assemble the Casserole

  • Transfer mixture to baking dish (or keep in skillet)

  • Top with:

    • Shredded cheddar cheese

    • Mozzarella cheese

    • Crumbled bacon

5. Bake

  • Bake uncovered for 20–25 minutes

  • Until cheese is:

    • Melted

    • Bubbly

    • Lightly golden

6. Garnish & Serve

  • Let rest for 5 minutes

  • Optional toppings:

    • Chopped green onions

    • Parsley

  • Serve hot and enjoy

  • Refrigerator: Store leftovers in an airtight container for up to 4 days

  • Reheat: Microwave or warm in the oven at 350°F until heated through

Storage & Reheating
Tips & Variations
  • Swap ground beef for ground turkey if desired

  • Add diced pickles for extra cheeseburger flavor

  • Use pepper jack cheese for a spicy kick

Frequently Asked Questions

Is this recipe low-carb?

Yes, it’s designed to be low-carb with no buns or bread.

How many does it serve?

This casserole serves 4 to 6 people, perfect for family dinners.

Can I make it ahead?

Absolutely! You can prep it the night before and bake when ready.

What’s the cook time?

It takes about 30 minutes to cook after prepping.

Is it freezer-friendly?

Yes, you can freeze leftovers and reheat them later.

Can I substitute ingredients?

Feel free to swap cheeses or add veggies to suit your taste.