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Upside Down Pizza Casserole

Modified: Feb 16, 2025 by Chantal Kirkland · This post may contain affiliate links · Leave a Comment

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The Upside Down Pizza Casserole is a delightful twist on traditional pizza that combines all your favorite pizza flavors in a simple, easy-to-make casserole. Imagine layers of savory ground beef, tangy tomato sauce, gooey mozzarella cheese, and crispy puff pastry, all baked to perfection. It's an experience you'll want to savor over and over again.

single serving of upside down pizza casserole on a plate ready to enjoy
Jump to:
  • Upside Down Pizza Casserole
  • 📖Printable Recipe:
  • Upside Down Pizza Casserole
  • 📋Ingredients
  • 🔪How Do I Make It?
  • 🍽What Do I Serve With This Casserole Dish?
  • ⏲️Chef's Tip
  • 💭Frequently Asked Questions
  • 🥘More Easy Casseroles

Upside Down Pizza Casserole

🎥Video Recipe:

📖Printable Recipe:

Upside Down Pizza Casserole

The rich, savory flavors and satisfying textures of Upside Down Pizza Casserole make it a dish you'll return to time and again. Plus, it's versatile enough to customize with your favorite ingredients.
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Print Recipe Pin Recipe
Prep Time 15 minutes mins
Cook Time 25 minutes mins
Course Main Course
Cuisine American/Italian
Servings 6
Calories 654 kcal

Ingredients
  

  • 500 g 1 pound ground beef
  • 3 cups tomato sauce
  • 12-15 salami slices
  • ½ cup black olives pitted and sliced
  • 1 ½ cups mozzarella shredded
  • 1 sheet of puff pastry
  • 1 teaspoon dry italian herbs
  • ¼ cup dry tomatoes chopped
  • 2 garlic cloves minced
  • egg wash

Instructions
 

  • Preheat the oven to 190C/375F.
  • Pour 3 tablespoon of olive oil in a large pan placed over the medium heat and cook ground beef for 10 minutes.
    500 g 1 pound ground beef
    cooking ground beef to make upside down pizza casserole
  • Drain excess liquid, then season with garlic, herbs, salt and pepper and cook for 1 minute. Add dry tomatoes, ½ cup mozzarella, and sliced olives.
    1 teaspoon dry italian herbs, ¼ cup dry tomatoes, 2 garlic cloves, ½ cup black olives
    cooking ingredients together in a saucepan to make upside down pizza casserole
  • Pour tomato sauce over the meat, mix well. Transfer the mixture into a casserole dish, top with slices of salami and remaining mozzarella cheese.
    3 cups tomato sauce, 1 sheet of puff pastry, egg wash
    adding a layer of shredded mozzarella cheese to make upside down pizza casserole
  • Top with a sheet of puff pastry and make a few slits on top. Brush with egg wash.
  • Bake the pie for 20-25 minutes.
    final step of topping upside down pizza casserole with a sheet of puff pastry before baking

Video

Nutrition

Calories: 654kcalCarbohydrates: 29gProtein: 30gFat: 47gSaturated Fat: 16gPolyunsaturated Fat: 4gMonounsaturated Fat: 22gTrans Fat: 1gCholesterol: 96mgSodium: 1.501mgPotassium: 873mgFiber: 4gSugar: 7gVitamin A: 810IUVitamin C: 11mgCalcium: 198mgIron: 5mg
Keyword casserole, cheese, ground beef, Mozzarella, pizza, puff pastry
Tried this recipe?Let us know how it was!

📋Ingredients

  • 500 g (1 pound) ground beef
  • 3 cups tomato sauce
  • 12-15 salami slices
  • ½ cup black olives, pitted and sliced
  • 1 ½ cups mozzarella, shredded
  • 1 sheet of puff pastry
  • 1 teaspoon dry italian herbs
  • ¼ cup dry tomatoes, chopped
  • 2 garlic cloves, minced
  • egg wash
ingredients to make upside down pizza casserole laid out on a table

🔪How Do I Make It?

Preheat the oven to 190C/375F.

Pour 3 tablespoon of olive oil in a large pan placed over the medium hat and cook ground beef for 10 minutes.

cooking ground beef to make upside down pizza casserole

Drain excess liquid, then season with garlic, herbs, salt and pepper and cook for 1 minute. Add dry tomatoes, ½ cup mozzarella cheese, and sliced olives.

cooking ingredients together in a saucepan to make upside down pizza casserole

Pour tomato sauce over the meat, mix well. Transfer the mixture into a casserole dish, top with slices of salami and remaining mozzarella cheese.

adding a layer of shredded mozzarella cheese to make upside down pizza casserole

Top with a sheet of puff pastry and make a few slits on top. Brush with egg wash.

Bake the pie for 20-25 minutes. 

final step of topping upside down pizza casserole with a sheet of puff pastry before baking

🍽What Do I Serve With This Casserole Dish?

While the Upside Down Pizza Casserole can easily stand alone as a complete meal, pairing it with some side dishes can elevate your dining experience.

Fresh Salad

A crisp, fresh salad with a light vinaigrette can provide a refreshing contrast to the rich, hearty casserole. Consider a simple Caesar salad or a mixed greens salad with cherry tomatoes and cucumber.

Garlic Bread

Who doesn't love garlic bread with pizza? Serve some warm, crusty garlic bread on the side to soak up any extra sauce and add a touch of indulgence to your meal.

Steamed Vegetables

For a healthy balance, serve steamed broccoli, green beans, or asparagus. The vegetables' natural flavors will complement the casserole without overpowering it.

baking dish of upside down pizza casserole

⏲️Chef's Tip

Creating the perfect Upside Down Pizza Casserole is all about the details. Here are some chef-approved tips to ensure your dish turns out flawless every time.

Quality Ingredients

Using high-quality ingredients can make a significant difference in the flavor of your casserole. Opt for fresh ground beef, ripe tomatoes, and high-quality mozzarella cheese. If possible, use homemade tomato sauce for an extra depth of flavor.

Puff Pastry Perfection

To achieve a perfectly golden, crispy puff pastry top, make sure your pastry is well-chilled before placing it over the casserole. This helps it puff up beautifully during baking. Additionally, don't skip the egg wash—it gives the pastry a lovely sheen and enhances its color.

Layering Matters

When layering your ingredients, spread them evenly to ensure every bite is packed with flavor. The salami slices should be placed in a single layer over the meat mixture, and the mozzarella cheese should be evenly distributed for that signature gooey texture.

overhead view of a spatula lifting a serving of upside down pizza casserole from a baking dish

💭Frequently Asked Questions

Can I Make This Casserole Ahead of Time?

Absolutely! You can prepare the casserole up to the point of adding the puff pastry. Cover and refrigerate it for up to 24 hours. When you're ready to bake, simply add the puff pastry and egg wash, then bake as directed.

Can I Freeze the Leftovers?

Yes, the Upside Down Pizza Casserole freezes well. Allow it to cool completely, then cover tightly with aluminum foil or transfer to airtight containers. Freeze for up to three months. To reheat, thaw overnight in the refrigerator and bake at 375°F until heated through.

Can I Customize the Ingredients?

Definitely! Feel free to get creative with your fillings. Add your favorite pizza toppings like bell peppers, mushrooms, or pepperoni. You can also use different cheeses like cheddar or provolone for a unique twist.

How Long Does It Take to Bake the Casserole?

Typically, the Upside Down Pizza Casserole takes around 30 to 35 minutes to bake at 375°F. You'll know it's done when the puff pastry is golden brown and the filling is bubbling. It's advisable to keep an eye on it towards the end of the baking time to prevent over-browning.

Can I Use Store-Bought Sauce?

Yes, using store-bought sauce is a convenient option. Just choose a high-quality marinara or pizza sauce to ensure great flavor. However, if time allows, making your own sauce can elevate the dish and provide a fresher taste.

What Size Dish Should I Use?

A 9x13 inch baking dish works perfectly for this casserole. If you are scaling the recipe up or down, be sure to adjust cooking times accordingly and check for doneness based on the size of your dish.

Is This Casserole Spicy?

The Upside Down Pizza Casserole is not inherently spicy, but you can easily customize it to your preference. If you enjoy a kick, consider adding some crushed red pepper flakes or diced jalapeños to the meat mixture for added heat.

closeup of a serving of upside down pizza casserole on a plate

🥘More Easy Casseroles

If you loved the Upside Down Pizza Casserole, you'll definitely want to try these other comforting dishes that are perfect for cozy evenings at home.

  • Chicken Bacon Ranch Casserole
  • Tomato Turkey Pasta Casserole
  • Chicken Poppy Seed Casserole
  • Sloppy Joe Casserole
  • Chicken Meatball Casserole
  • Dorito's Chicken Casserole
  • Chicken Stuffing Casserole

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