Are you craving pizza but looking for a healthier alternative? Zucchini Pizza Casserole is the perfect solution! This dish combines the flavors of your favorite pizza toppings with the wholesome goodness of zucchini, making it a delicious and nutritious option for any meal. In just under an hour, you can enjoy a comforting casserole that challenges the idea that healthy eating has to be boring.
Ingredients List
- 4 medium zucchinis, sliced
- 1 pound ground turkey or beef
- 1 onion, diced
- 2 cloves garlic, minced
- 1 cup marinara sauce
- 1 cup shredded mozzarella cheese
- 1/2 cup pepperoni slices (optional)
- 1 teaspoon Italian seasoning
- Salt and pepper to taste
- Fresh basil for garnish (optional)
Timing
Preparing Zucchini Pizza Casserole takes about 15 minutes of prep time and 30-35 minutes of cooking time. In just 50 minutes, you can serve a hearty, flavorful dish that satisfies your pizza cravings without the guilt.
Step-by-Step Instructions
- Step 1: Preheat the Oven
Preheat your oven to 375°F (190°C). - Step 2: Sauté the Vegetables and Meat
In a large skillet over medium heat, add a drizzle of olive oil. Sauté the diced onion and minced garlic until softened, about 3-4 minutes. Add the ground turkey or beef, breaking it apart with a spoon. Cook until browned and fully cooked, about 5-7 minutes. Season with salt, pepper, and Italian seasoning. - Step 3: Layer the Casserole
In a greased 9×13 inch baking dish, layer half of the sliced zucchini on the bottom. Spread half of the meat mixture over the zucchini, followed by half of the marinara sauce. Sprinkle half of the mozzarella cheese on top. Repeat the layers with the remaining zucchini, meat mixture, marinara sauce, and finish with the remaining mozzarella cheese and pepperoni slices (if using). - Step 4: BakeCover the baking dish with aluminum foil and bake in the preheated oven for 25 minutes. Remove the foil and bake for an additional 10–15 minutes, or until the cheese is bubbly and golden.
- Step 5: Serve and GarnishOnce cooked, let the casserole cool for a few minutes before slicing. Garnish with fresh basil if desired, and serve hot.

Nutritional Information
Here’s a quick glance at the nutritional profile of Zucchini Pizza Casserole:
- Calories: 280
- Protein: 22g
- Fat: 16g
- Carbohydrates: 10g
- Fiber: 3g
(Per serving – 1/6 of casserole)
Healthier Alternatives for the Recipe
To make this casserole even healthier, consider these modifications:
- Use lean ground turkey or chicken instead of beef.
- Opt for low-fat cheese or dairy-free cheese alternatives.
- Add more vegetables like bell peppers, mushrooms, or spinach for extra nutrients.
Serving Suggestions
Zucchini Pizza Casserole pairs well with a side salad or steamed vegetables for a complete meal. You can also serve it with whole-grain bread or garlic knots for a fun twist.
Common Mistakes to Avoid
- Not Salting the Zucchini: Zucchini contains a lot of moisture. Salting it before layering can help reduce excess liquid in the casserole.
- Overcrowding the Meat Mixture: Make sure to cook the meat in batches if necessary to ensure it browns properly.
- Skipping the Foil: Covering the casserole with foil during the first part of baking helps it cook evenly and prevents the cheese from burning.
Storing Tips for the Recipe
Store leftover Zucchini Pizza Casserole in an airtight container in the refrigerator for up to 4 days. To reheat, simply warm it in the microwave or oven until heated through.
Conclusion
In just under an hour, you can create a delicious and satisfying Zucchini Pizza Casserole that will please both kids and adults alike. Try this recipe today, and don’t forget to share your thoughts in the comments or subscribe for more tasty meals!
FAQs
- Can I use other vegetables?
Absolutely! Feel free to add or substitute with vegetables like eggplant, mushrooms, or bell peppers. - Is this recipe gluten-free?
Yes, this casserole is naturally gluten-free as long as you use gluten-free marinara sauce. - Can I make this dish ahead of time?
Yes! You can assemble the casserole ahead of time and store it in the refrigerator. Just bake it when you’re ready to serve. - How can I make this dish spicier?
Add sliced jalapeños or red pepper flakes to the meat mixture for an extra kick.

Zucchini Pizza Casserole
Ingredients
- • 4 medium zucchinis, sliced
- • 1 pound ground turkey or beef
- • 1 onion, diced
- • 2 cloves garlic, minced
- • 1 cup marinara sauce
- • 1 cup shredded mozzarella cheese
- • 1/2 cup pepperoni slices (optional)
- • 1 teaspoon Italian seasoning
- • Salt and pepper to taste
- • Fresh basil for garnish (optional)
Instructions
- Preheat the Oven
Preheat your oven to 375°F (190°C).
- Sauté the Vegetables and Meat
In a large skillet over medium heat, add a drizzle of olive oil. Sauté the diced onion and minced garlic until softened, about 3-4 minutes. Add the ground turkey or beef, breaking it apart with a spoon. Cook until browned and fully cooked, about 5-7 minutes. Season with salt, pepper, and Italian seasoning. - Layer the Casserole
In a greased 9x13 inch baking dish, layer half of the sliced zucchini on the bottom. Spread half of the meat mixture over the zucchini, followed by half of the marinara sauce. Sprinkle half of the mozzarella cheese on top. Repeat the layers with the remaining zucchini, meat mixture, marinara sauce, and finish with the remaining mozzarella cheese and pepperoni slices (if using). - Bake
Cover the baking dish with aluminum foil and bake in the preheated oven for 25 minutes. Remove the foil and bake for an additional 10–15 minutes, or until the cheese is bubbly and golden. - Serve and Garnish
Once cooked, let the casserole cool for a few minutes before slicing. Garnish with fresh basil if desired, and serve hot.
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