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Delicious low carb pizza casserole served in a baking dish with melted cheese

Low Carb Pizza Casserole (Easy, Cheesy & Family-Approved)

This Low Carb Pizza Casserole combines all the best parts of pizza — savory beef, melty cheese, and pepperoni — into a comforting, sliceable dish that’s low-carb and perfect for any weeknight meal.
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Prep Time 15 minutes
Cook Time 25 minutes
Total Time 40 minutes
Servings: 8 servings
Course: Dinner, Main Course
Cuisine: American, Italian
Calories: 450
Ingredients Method Notes

Ingredients
  

Main Ingredients
  • 1 lb lean ground beef (90/10 or 93/7 to reduce excess grease)
  • 8 oz pepperoni slices
  • 8 oz cream cheese, softened Make sure it’s softened for easier mixing
  • 2 cups shredded mozzarella cheese
  • 1 cup low-sugar pizza sauce Keeps the dish low carb
  • 1 cup diced bell peppers (any color)
  • ¼ cup sliced black olives Optional
  • 1 tsp Italian seasoning Optional
  • 1 cup chopped mushrooms or spinach Optional, sauté spinach first

Method
 

Preparation
  1. Preheat your oven to 375°F and grease a 9×13-inch baking dish.
  2. In a large skillet over medium heat, add 1 lb lean ground beef and cook until browned, breaking it up with a spatula.
  3. Drain the cooked beef using a paper towel-lined colander to remove excess grease.
  4. Return the drained beef to the skillet off the heat. Add the softened cream cheese and low-sugar pizza sauce, stirring until combined and creamy.
  5. Stir in optional Italian seasoning. Taste and adjust seasoning as needed.
  6. Spread the beef and cream cheese mixture evenly into the greased baking dish.
Assembly
  1. Scatter diced bell peppers over the beef layer.
  2. Sprinkle shredded mozzarella cheese on top.
  3. Arrange pepperoni slices over the cheese and add any optional toppings.
Baking
  1. Place the casserole in the preheated oven and bake uncovered for 20–25 minutes until bubbly and cheese is golden.
  2. Optional: Broil for 2 minutes for a crispy top, keeping a close eye.
  3. Let the casserole cool for 5 minutes before slicing and serving.

Notes

Store leftovers in an airtight container for up to 3–4 days. Can be reheated in the oven or microwave. This dish can be frozen for 2–3 months.