Zucchini Pizza Casserole | Low-Carb & Gluten-Free is the perfect dish for any occasion, be it a family dinner or a casual gathering with friends. This casserole combines all the flavors of pizza while keeping it healthy and gluten-free. With its cheesy goodness and savory toppings, it’s a meal that appeals to both kids and adults alike. Plus, it’s low in carbs, making it an excellent choice for those following a low-carb diet.
Why You’ll Love This Recipe
- Family-Friendly: Everyone will enjoy this delicious casserole packed with flavors.
- Low-Carb Delight: Ideal for those seeking low-carb alternatives without sacrificing taste.
- Quick Preparation: With only 15 minutes of prep time, you can have this dish ready in no time.
- Versatile Ingredients: Easily customize with your favorite veggies or proteins.
- Make-Ahead Option: Perfect for meal prepping; you can store leftovers for later.
Tools and Preparation
Before diving into the deliciousness of Zucchini Pizza Casserole, it’s essential to gather your tools. Having the right equipment makes cooking easier and more enjoyable.
Essential Tools and Equipment
- Large mixing bowl
- 9×13 baking pan
- Colander
- Skillet
- Grater
- Spoon
Importance of Each Tool
- Large mixing bowl: Necessary for combining all ingredients efficiently.
- 9×13 baking pan: The perfect size for baking this casserole evenly.
- Colander: Helps drain excess moisture from the zucchini, ensuring a better texture.
- Skillet: Essential for sautéing veggies and meat to build flavor.
Ingredients
Vegetables
- 4 medium Zucchini
- 1 Bell Pepper (chopped)
- 1 Yellow Onion (chopped)
- 4 cloves Garlic (minced)
Other Ingredients
- 1 Tablespoon Olive Oil
- 2 Eggs
- 1 lb. Turkey (ground)
- 2 cups Marinara Sauce
- 2 cups Mozzarella Cheese (shredded)
- 1/4 cup Parmesan Cheese (grated)
- 1 Tablespoon Italian Seasoning (divided)
- 1/2 teaspoon Black Pepper
- 1/2 teaspoon Onion Powder
How to Make Zucchini Pizza Casserole | Low-Carb & Gluten-Free
Step 1: Preheat the Oven
Preheat your oven to 400 degrees Fahrenheit to ensure it’s hot and ready for baking.
Step 2: Prepare the Zucchini Crust
- Grate the zucchini using a grater until finely shredded.
- Place the grated zucchini in a colander and press out excess moisture using the back of a spoon.
Step 3: Mix the Ingredients
In a large mixing bowl, combine:
– The drained zucchini,
– 2 eggs,
– 1/4 cup grated parmesan cheese,
– 1/2 teaspoon black pepper,
– 1/2 teaspoon onion powder,
– And 1 teaspoon of Italian seasoning.
Step 4: Bake the Crust
Press the mixture into a lightly greased 9×13 baking pan. Bake in the preheated oven for about 20 minutes until set and slightly golden.
Step 5: Sauté Veggies
While the crust bakes:
1. Heat olive oil in a skillet over medium heat.
2. Add chopped onion and bell pepper; sauté until soft and translucent.
3. Stir in minced garlic and cook for an additional minute.
Step 6: Cook the Turkey Mixture
Add ground turkey to the skillet. Cook thoroughly until browned, then stir in marinara sauce and remaining Italian seasoning.
Step 7: Assemble the Casserole
Once the zucchini crust is done baking:
1. Remove from oven and spread turkey sauce mixture evenly on top.
2. Sprinkle mozzarella cheese over it.
Step 8: Final Baking
Return to oven and bake for an additional 20 minutes or until cheese is bubbly and golden brown.
Enjoy your Zucchini Pizza Casserole! It’s deliciously cheesy, filling, and sure to be a hit at your table!
How to Serve Zucchini Pizza Casserole | Low-Carb & Gluten-Free
Zucchini Pizza Casserole is not only delicious but also versatile. You can serve it in various ways to suit your family’s taste or occasion. Here are some serving suggestions that will complement your casserole beautifully.
With Fresh Salad
- A light garden salad adds freshness and crunch. Use a mix of greens, cherry tomatoes, and cucumber for a vibrant dish.
Topped with Fresh Herbs
- Sprinkle fresh basil or parsley on top right before serving for an aromatic lift and extra flavor.
With a Dollop of Sour Cream
- A scoop of sour cream or Greek yogurt balances the flavors and adds creaminess, making each bite even more enjoyable.
Paired with Garlic Bread
- Serve alongside warm garlic bread for a comforting meal. The bread is perfect for scooping up the casserole.
Accompanied by Steamed Vegetables
- Add some steamed broccoli or green beans for a healthy side that complements the casserole’s richness.

How to Perfect Zucchini Pizza Casserole | Low-Carb & Gluten-Free
Making the perfect Zucchini Pizza Casserole takes a few extra steps to ensure it turns out just right. Follow these tips for the best results.
- Use fresh zucchini – Fresh zucchini has better texture and flavor, making your casserole taste more vibrant.
- Drain excess moisture – Properly draining the grated zucchini prevents a soggy crust, helping maintain a sturdy base.
- Season generously – Don’t be shy with seasonings! They elevate the overall taste, so use enough Italian seasoning and pepper.
- Let it rest before serving – Allowing the casserole to sit for about 5 minutes after baking helps it set, making it easier to serve.
- Experiment with cheese – Try mixing different cheeses like provolone or cheddar for a unique twist on flavor.
- Store leftovers properly – Keep any leftover casserole in an airtight container in the fridge for up to three days. Reheat gently before serving.
Best Side Dishes for Zucchini Pizza Casserole | Low-Carb & Gluten-Free
Pairing side dishes with your Zucchini Pizza Casserole can enhance your meal experience. Here are some great options to consider:
- Caesar Salad – A classic Caesar salad with crunchy croutons and creamy dressing provides contrast to the casserole’s textures.
- Roasted Brussels Sprouts – These crispy sprouts add a delicious nutty flavor and pair well with the cheesy dish.
- Coleslaw – A tangy coleslaw offers a refreshing crunch that complements the richness of the casserole.
- Grilled Asparagus – Lightly seasoned grilled asparagus brings a smoky flavor that enhances your meal perfectly.
- Stuffed Mushrooms – Flavorful stuffed mushrooms make an elegant side dish that pairs well with savory casseroles.
- Caprese Salad – Fresh mozzarella, tomatoes, and basil create a bright side that balances the hearty pizza flavors.
- Zucchini Noodles – For an extra dose of zucchini, spiralized zucchini noodles tossed in olive oil make a light side option.
- Garlic Mashed Cauliflower – Creamy mashed cauliflower is a low-carb alternative that provides comfort without added carbs.
Common Mistakes to Avoid
When making Zucchini Pizza Casserole, it’s easy to overlook a few key details that can affect the final dish. Here are some common mistakes to avoid for the best outcome.
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Ignoring Moisture Content: Failing to drain the zucchini properly can lead to a soggy casserole. Always grate the zucchini and let it sit in a colander to remove excess moisture before mixing it with other ingredients.
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Overcooking Vegetables: Cooking vegetables too long can make them mushy. Sauté just until they are soft and fragrant, which will help maintain their texture in the casserole.
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Neglecting Seasoning: Skipping seasoning can lead to bland flavors. Make sure to include salt, pepper, and Italian seasoning throughout the layers for a more flavorful dish.
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Using Low-Quality Cheese: Not all cheeses melt well. Opt for high-quality mozzarella cheese for a gooey and delicious casserole that everyone will love.
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Not Preheating the Oven: Skipping this step can result in uneven cooking. Always preheat your oven for optimal baking results.

Storage & Reheating Instructions
Refrigerator Storage
- Store leftover Zucchini Pizza Casserole in an airtight container.
- It can be kept in the fridge for up to 3 days.
Freezing Zucchini Pizza Casserole | Low-Carb & Gluten-Free
- Freeze portions in freezer-safe containers or bags.
- Use within 2-3 months for best quality.
Reheating Zucchini Pizza Casserole | Low-Carb & Gluten-Free
- Oven: Preheat to 350°F (175°C) and bake until heated through, about 15-20 minutes.
- Microwave: Heat individual portions on high for 1-2 minutes or until warm.
- Stovetop: Warm in a skillet over medium heat, stirring occasionally until heated through.
Frequently Asked Questions
What is Zucchini Pizza Casserole?
Zucchini Pizza Casserole is a low-carb and gluten-free dish that combines zucchini with classic pizza toppings like marinara sauce and cheese, perfect for family dinners.
Can I customize my Zucchini Pizza Casserole?
Yes! You can add your favorite toppings such as olives, mushrooms, or different meats to suit your taste preferences.
How do I make it vegetarian?
Simply replace the ground turkey with more vegetables or meat alternatives like mushrooms or tempeh to keep it vegetarian-friendly while still delicious.
Is this recipe suitable for meal prep?
Absolutely! Zucchini Pizza Casserole can be made ahead of time and stored in the refrigerator or freezer for quick meals later in the week.
Final Thoughts
Zucchini Pizza Casserole is not only easy to prepare but also versatile enough to please various dietary needs. Whether you want a comforting dinner or a healthy option, this dish fits perfectly. Feel free to customize it with your favorite toppings or proteins!

Zucchini Pizza Casserole | Low-Carb & Gluten-Free
- Total Time: 55 minutes
- Yield: Serves 8
Description
Zucchini Pizza Casserole is a deliciously satisfying dish that beautifully merges the beloved flavors of pizza with healthy, low-carb ingredients. This casserole is perfect for any occasion, whether it’s a family dinner or a casual gathering with friends. With its cheesy goodness, savory turkey, and fresh veggies, it appeals to both kids and adults alike. Plus, it’s gluten-free and can easily be customized with your favorite toppings! In just 15 minutes of prep time, you can have a wholesome meal ready to bake that’s sure to impress.
Ingredients
- 4 medium zucchini
- 1 bell pepper, chopped
- 1 yellow onion, chopped
- 4 cloves garlic, minced
- 1 lb ground turkey
- 2 cups marinara sauce
- 2 cups shredded mozzarella cheese
- 1 tablespoon olive oil
- 2 eggs
- 1/4 cup grated parmesan cheese
- 1 tablespoon Italian seasoning (divided)
- 1/2 teaspoon black pepper
- 1/2 teaspoon onion powder
Instructions
- Preheat the oven to 400°F (200°C).
- Grate the zucchini and press out excess moisture using a colander.
- In a large mixing bowl, combine drained zucchini, eggs, parmesan cheese, black pepper, onion powder, and Italian seasoning.
- Spread the mixture in a greased 9×13 baking pan and bake for 20 minutes until set.
- Sauté onion and bell pepper in olive oil until soft; add garlic and ground turkey until browned.
- Stir in marinara sauce and remaining Italian seasoning.
- Spread turkey mixture over the baked zucchini crust and top with mozzarella cheese.
- Bake for an additional 20 minutes until cheese is bubbly and golden.
- Prep Time: 15 minutes
- Cook Time: 40 minutes
- Category: Dinner
- Method: Baking
- Cuisine: American
Nutrition
- Serving Size: 1/8 casserole (approximately 180g)
- Calories: 290
- Sugar: 5g
- Sodium: 600mg
- Fat: 16g
- Saturated Fat: 7g
- Unsaturated Fat: 9g
- Trans Fat: 0g
- Carbohydrates: 10g
- Fiber: 3g
- Protein: 25g
- Cholesterol: 120mg
Keywords: For an extra flavor boost, feel free to add olives or mushrooms. Allow the casserole to sit for about five minutes before serving for easier slicing.