Satisfy Your Cravings with a Hearty Ground Turkey Zucchini Casserole
Enjoying a warm and comforting meal is easy with this Savory Ground Turkey Zucchini Casserole. Packed with flavor and nutrition, this dish combines lean ground turkey and fresh zucchini for a delicious family-friendly meal. It’s perfect for weekdays or cozy weekends. Everyone will love how simple and satisfying it is!
Why Make This Recipe
Creating this casserole means you can enjoy a healthy, hearty meal with minimal effort. Ground turkey serves as an excellent protein source while zucchini adds a healthy twist. Plus, it comes together quickly and bakes to perfection in about 25 minutes. It’s an easy way to sneak in some vegetables for picky eaters. Pair it with a side salad for a complete meal, and check out other high-protein options like this High Protein Chicken Salad to further boost your diet.

How to Make Savory Ground Turkey Zucchini Casserole
Ingredients:
- 1 lb ground turkey
- 2 medium zucchinis, sliced
- 1 small onion, diced
- 2 cloves garlic, minced
- 1 can (14.5 oz) diced tomatoes, drained
- 1 cup shredded cheese (cheddar or mozzarella work well)
- 1 tsp Italian seasoning
- Salt and pepper to taste
- 1 tbsp olive oil
- 1/4 cup grated Parmesan cheese
- 1/4 cup breadcrumbs (optional for topping)
- Non-stick cooking spray
Step by Step:
- Preheat your oven to 375°F (190°C). Lightly spray a 9×13-inch baking dish with non-stick cooking spray and set aside.
- In a large skillet, heat the olive oil over medium heat. Add the diced onion and minced garlic, sautéing until the onion becomes translucent.
- Add the ground turkey to the skillet. Cook until browned, breaking it apart with a spoon. Season with Italian seasoning, salt, and pepper.
- Stir in the sliced zucchinis and drained diced tomatoes. Cook for an additional 5 minutes until the zucchini starts to soften.
- Remove the skillet from heat and mix in half of the shredded cheese, stirring to combine.
- Transfer the turkey and zucchini mixture into the prepared baking dish, spreading it evenly.
- Top with the remaining shredded cheese, Parmesan cheese, and breadcrumbs, if using.
- Bake in the preheated oven for 20-25 minutes, or until the cheese is bubbling and the top is golden brown.
- Remove from the oven and allow the casserole to cool for a few minutes before serving.

How to Serve Savory Ground Turkey Zucchini Casserole
Serve this casserole hot, straight from the oven. It’s delightful on its own or paired with a simple salad. For an extra crunch, serving with homemade garlic bread adds a nice touch.
How to Store Savory Ground Turkey Zucchini Casserole
Store leftovers in an airtight container in the refrigerator for up to 3 days. Reheat in the microwave or oven until warmed through. You can also freeze the casserole before baking. Just cover well and store for up to 2 months. When ready to eat, thaw in the refrigerator overnight and then bake as directed.
Tips to Make Savory Ground Turkey Zucchini Casserole
- Try different cheese combinations to switch up the flavors.
- Experiment with other vegetables like spinach or bell peppers.
- For a spicy kick, add red pepper flakes to the turkey mixture.
Variation
For a gluten-free version of this casserole, simply omit the breadcrumbs. You can substitute with crushed gluten-free crackers or skip them entirely.
FAQs
1. Can I use ground beef instead of ground turkey?
Yes, you can! Ground beef will add a different flavor and texture, but it works well in this casserole.
2. How do I know when the casserole is done?
Look for bubbling cheese and a golden top. An internal temperature of 165°F (73.8°C) indicates it’s safe to eat.
3. Can I prepare this casserole ahead of time?
Absolutely! You can assemble the dish the night before and keep it in the fridge. Just bake it when you’re ready to serve.

Savory Ground Turkey Zucchini Casserole
Ingredients
Main ingredients
- 1 lb ground turkey Lean ground turkey is used for a healthier option
- 2 medium zucchinis, sliced Fresh zucchinis add nutrition and flavor
- 1 small onion, diced Add sweetness to the dish
- 2 cloves garlic, minced Enhances the flavor
- 1 can (14.5 oz) diced tomatoes, drained Adds moisture and richness
- 1 cup shredded cheese Cheddar or mozzarella work well
- 1 tsp Italian seasoning Brings in classic Italian flavors
- Salt and pepper to taste Season according to preference
- 1 tbsp olive oil For cooking the vegetables
- 1/4 cup grated Parmesan cheese Adds a salty finish
- 1/4 cup breadcrumbs (optional for topping) Use for extra crunch
- Non-stick cooking spray To grease the baking dish
Instructions
Preparation
- Preheat your oven to 375°F (190°C). Lightly spray a 9×13-inch baking dish with non-stick cooking spray and set aside.
- In a large skillet, heat the olive oil over medium heat. Add the diced onion and minced garlic, sautéing until the onion becomes translucent.
- Add the ground turkey to the skillet. Cook until browned, breaking it apart with a spoon. Season with Italian seasoning, salt, and pepper.
- Stir in the sliced zucchinis and drained diced tomatoes. Cook for an additional 5 minutes until the zucchini starts to soften.
- Remove the skillet from heat and mix in half of the shredded cheese, stirring to combine.
Baking
- Transfer the turkey and zucchini mixture into the prepared baking dish, spreading it evenly.
- Top with the remaining shredded cheese, Parmesan cheese, and breadcrumbs, if using.
- Bake in the preheated oven for 20-25 minutes, or until the cheese is bubbling and the top is golden brown.
- Remove from the oven and allow the casserole to cool for a few minutes before serving.
