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Supreme Pizza Casserole Recipe is a must-try dish!

This Supreme Pizza Casserole brings all your favorite pizza flavors into a cozy, baked pasta dish. Loaded with melty mozzarella, savory beef, tangy pizza sauce, and classic toppings like pepperoni, peppers, and olives, it's a family-friendly dinner that’s easy to prep and sure to satisfy any pizza craving—minus the delivery.
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Prep Time 15 minutes
Cook Time 25 minutes
Total Time 40 minutes
Servings: 8 servings
Course: Casserole, Dinner
Cuisine: American, Italian-inspired
Ingredients Method Notes

Ingredients
  

  • 1 pound penne pasta
  • 1 pound lean ground beef
  • 2 tablespoons dried minced onion or ½ cup fresh chopped yellow onion
  • ½ tablespoon minced garlic
  • 1 teaspoon Italian seasoning
  • 32 ounces pizza sauce or marinara sauce Contadina recommended
  • 2 cups shredded mozzarella cheese
  • 16 slices pepperoni
  • 1 small green bell pepper seeded and sliced
  • 1 can 4 ounces sliced black olives
  • Optional: Add other favorite toppings like mushrooms sausage, or red pepper flakes.

Method
 

  1. Preheat and Prep the DishPreheat your oven to 350°F (175°C). Lightly spray a 9×13-inch baking dish with non-stick spray and set aside.
  2. Cook the PastaBoil the penne pasta according to the package directions until al dente. Drain and set aside.
  3. Brown the BeefIn a large pot, cook the ground beef over medium heat until no longer pink. Drain any excess fat.
  4. Build the SauceAdd the onion, garlic, Italian seasoning, and pizza sauce to the beef. Stir well to combine, then remove from heat.
  5. Mix with PastaAdd the cooked pasta to the meat sauce mixture and stir until everything is well coated.
  6. Assemble the CasseroleTransfer the mixture into the prepared baking dish. Top evenly with shredded mozzarella, pepperoni slices, bell pepper, and olives.
  7. Bake the CasseroleCover the dish with aluminum foil and bake for 25 minutes, or until the cheese is melted and bubbly.
  8. Cool and ServeLet the casserole sit for about 5 minutes before slicing and serving.

Notes

  • Swap in turkey or chicken for a lighter version.
  • Use whole wheat or gluten-free pasta for dietary preferences.
  • Add more veggies like mushrooms, red onions, or spinach for a veggie-loaded variation.
  • Great for meal prep—store leftovers in the fridge for up to 4 days or freeze for up to 2 months.