Healthy Zucchini Pizza Casserole

Zucchini Pizza Casserole 

All the flavors of pizza—without the crust! This Zucchini Pizza Casserole is cheesy, savory, and satisfying, while staying low-carb, gluten-free, and family-friendly. Perfect for weeknight dinners or meal prep.

Prep: 15 minutes

Bake: 30–35 minutes

Total: ~50 minutes

Serves: 4

Ingredients

Base

3 medium zucchini, sliced into rounds or half-moons

1 tbsp olive oil

Salt & black pepper, to taste

Pizza Layer

1 cup pizza sauce or marinara

1½ cups shredded mozzarella cheese

¼ cup grated Parmesan

Toppings

½ cup mushrooms, sliced

¼ cup black olives, sliced

½ cup bell peppers

¼ cup red onion

½ cup cooked chicken, turkey pepperoni, or beef

Seasoning

1 tsp Italian seasoning

½ tsp garlic powder

Instructions

1️⃣ Prep Zucchini

Preheat oven to 180°C / 350°F.

Toss zucchini with olive oil, salt, and pepper.

Spread on a baking tray and roast 10 minutes to release moisture.

2️⃣ Assemble Casserole

Lightly grease a baking dish.

Layer roasted zucchini evenly.

Spread pizza sauce over zucchini.

Add toppings, Italian seasoning, and garlic powder.

Sprinkle mozzarella and Parmesan on top.

3️⃣ Bake

Bake uncovered for 20–25 minutes, until cheese is bubbly and lightly golden.

4️⃣ Serve

Rest 5 minutes before slicing.

Garnish with fresh basil or oregano if desired.

Why You’ll Love It

Pizza flavor without the carbs

Gluten-free & veggie-packed

Customizable with any toppings

Great for leftovers & meal prep

Tips & Variations

Extra crispy: Broil for 2–3 minutes at the end

Mediterranean twist: Add olives, feta, and sun-dried tomatoes

Dairy-free: Use plant-based cheese

Make it creamy: Add a thin layer of ricotta before sauce

Nutritional Information 

Calories: ~280 kcal

Protein: ~20 g

Carbs: ~12 g

Fat: ~18 g

Leave a Comment