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Delicious Ground Turkey Zucchini Casserole for Cozy Evenings

Published: Sep 25, 2025 by Sierra Lane · This post may contain affiliate links · Leave a Comment

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The aroma of bubbling cheese and seasoned turkey fills the kitchen, instantly lifting my spirits as I prepare one of my go-to comfort meals: Ground Turkey Zucchini Casserole. This dish is a wonderful solution for busy weeknights or a relaxing Sunday dinner, offering a heavenly combination of wholesome ingredients that is both satisfying and nutritious. Whether you’re feeding a family or just indulging yourself, this hearty casserole is a great way to sneak in some veggies and cut down on the calorie count without sacrificing flavor. With minimal prep time and a single baking dish to clean, it's perfect for those who want to spend more time enjoying their meal rather than stressing in the kitchen. Ready to dive into the comforting world of casseroles? Let’s get cooking!

Ground Turkey Zucchini Casserole

Why is this casserole a must-try?

Comforting and wholesome, this Ground Turkey Zucchini Casserole brings hearty flavors that warm your heart. Simple to prepare, you'll appreciate how it fits effortlessly into your busy schedule. Nutritious ingredients like zucchini and turkey make this dish perfect for health-conscious eaters. Plus, it’s a crowd-pleaser that will impress family and friends alike! Whether serving it on a cozy evening or meal prepping for the week, this casserole is a fantastic choice. Enjoy pairing it with a light salad for a complete meal!

Ground Turkey Zucchini Casserole Ingredients

• Get ready to create a delicious and satisfying meal!

For the Casserole

  • Ground turkey – a lean protein option that keeps the dish light but fully satisfying.
  • Zucchini – adds moisture and nutrition, making this a veggie-packed delight.
  • Shredded mozzarella cheese – melts beautifully and adds a gooey, cheesy texture that everyone loves.
  • Chopped onion – provides a sweet and savory base flavor in the casserole.
  • Minced garlic – infuses the dish with an aromatic kick that enhances the overall taste.
  • Diced tomatoes – contribute juiciness and a pop of acid to balance the richness.
  • Dried Italian herbs – elevate the casserole with a blend of classic flavors, making it even more comforting.
  • Salt – a crucial seasoning to enhance all the other flavors.
  • Black pepper – adds a touch of heat and depth, rounding out the flavor profile.
  • Olive oil – used for sautéing, it brings richness and a luscious mouthfeel to the dish.

Now that you've gathered the ingredients for this comforting Ground Turkey Zucchini Casserole, let's move on to bringing this cozy dish to life!

Step‑by‑Step Instructions for Ground Turkey Zucchini Casserole

Step 1: Preheat and Prepare
Preheat your oven to 375°F (190°C) to create the perfect environment for your hearty Ground Turkey Zucchini Casserole. While it's heating, grease a 9×13-inch baking dish with a drizzle of olive oil. This step ensures your casserole won't stick, making cleanup a breeze later on and setting you up for success.

Step 2: Sauté Aromatics
In a large skillet over medium heat, add 1 tablespoon of olive oil, allowing it to heat for about a minute. Toss in the chopped onion and minced garlic, sautéing until they become fragrant and the onions are translucent, about 2 minutes. This step builds the flavorful foundation of your casserole and fills your kitchen with a delicious aroma.

Step 3: Brown the Turkey
Add 1 pound of ground turkey to the skillet, breaking it up with a spoon as it cooks. Stir occasionally for about 5–6 minutes until the turkey is cooked through and nicely browned. You want to see no pink remaining in the meat, ensuring it's ready to mingle with the other ingredients for your Ground Turkey Zucchini Casserole.

Step 4: Mix in the Goodness
Stir in the drained diced tomatoes, dried Italian herbs, salt, and black pepper. Let this delightful mixture simmer for 3–4 minutes, allowing the flavors to meld beautifully. You'll notice the savory scents intensifying, enhancing the overall taste of the hearty filling for your casserole.

Step 5: Layer the Casserole
Begin layering in your prepared baking dish by placing half of the sliced zucchini at the bottom. Follow this with half of the turkey mixture you just created and a sprinkle of half the shredded mozzarella cheese. This layering ensures an even distribution of flavors throughout the Ground Turkey Zucchini Casserole, creating a delicious feast.

Step 6: Repeat and Bake
Repeat the layering process with the remaining zucchini, turkey mixture, and top with the rest of the mozzarella cheese. Place the baking dish in your preheated oven and bake uncovered for 30–35 minutes. Keep an eye out for bubbling edges and a golden cheese topping, indicating that your casserole is perfectly cooked and ready to be enjoyed.

Step 7: Cool and Serve
Once the Ground Turkey Zucchini Casserole is out of the oven, allow it to cool for about 5 minutes. This resting time helps the flavors settle and makes serving easier. Grab a spatula, scoop out a hearty portion, and savor this comforting meal with family or friends!

Ground Turkey Zucchini Casserole

Expert Tips for Ground Turkey Zucchini Casserole

  • Use Fresh Ingredients: Fresh zucchini and herbs elevate the dish's flavor. Avoid canned or frozen zucchinis for the best texture and taste.
  • Cook Turkey Thoroughly: Ensure the ground turkey is fully browned and no pink remains. This ensures safety and enhances flavor in your Ground Turkey Zucchini Casserole.
  • Layer Carefully: For even cooking, distribute ingredients evenly in each layer. This allows flavors to meld beautifully and prevents dry spots.
  • Check Cheese Doneness: The cheese should be golden and bubbly. If it browns too quickly, cover it with foil to prevent burning while the casserole finishes cooking.
  • Let it Rest: Allow the casserole to cool for 5 minutes before serving. This helps to set the layers and makes for a neater serving experience.

Make Ahead Options

These Ground Turkey Zucchini Casserole is perfect for busy home cooks looking to save time during the week! You can prepare the turkey mixture and layer it with the zucchini and cheese up to 24 hours in advance. Simply follow the sautéing and layering instructions, then cover the dish tightly with plastic wrap and refrigerate. This helps the flavors meld beautifully! When ready to bake, uncover and bake straight from the fridge, adding an extra 5-10 minutes to the cooking time to ensure it's heated through. This way, you'll enjoy a warm, delicious meal with minimal effort on a busy day—just as satisfying as freshly made!

Ground Turkey Zucchini Casserole Variations

Feel free to customize your casserole to fit your taste preferences and dietary needs!

  • Vegetarian: Substitute ground turkey with lentils or cooked quinoa for a hearty, plant-based alternative.

  • Spicy: Add chopped jalapeños or red pepper flakes to the turkey mix for a delightful zing that wakes up the palate.

  • Dairy-Free: Use a dairy-free cheese alternative or omit cheese altogether, drizzling with olive oil before baking for moisture.

  • Extra Veggies: Incorporate spinach or bell peppers into the layers for added vitamins and vibrant color in your casserole.

  • Whole Grain: Swap out regular mozzarella for whole grain breadcrumbs on top for a crunchy texture and a sprinkle of flavor.

  • Herb-Infused: Try fresh basil or parsley instead of dried herbs for a burst of freshness that dances on your taste buds.

  • Low-Carb: Replace Zucchini slices with eggplant or cauliflower rice for a lower-carb option that still delivers all the comforting vibes.

  • Hearty Protein Boost: Mix in black beans or chickpeas along with the turkey, providing added protein and fiber for a satisfying meal.

What to Serve with Ground Turkey Zucchini Casserole

Elevate your meal experience by pairing your comforting casserole with delicious sides that enhance its wholesome flavors.

  • Garlic Bread: The crunchy, buttery goodness of garlic bread creates a delightful contrast to the creamy casserole, making every bite a joy.
  • Mixed Green Salad: A fresh salad with crisp greens and tangy vinaigrette adds brightness, balancing the richness of the casserole beautifully. Let the freshness awaken your palate!
  • Steamed Broccoli: A simple side that provides a satisfying crunch and vibrant color, steamed broccoli is an excellent nutritional booster, complementing the flavors of the turkey and zucchini.
  • Roasted Sweet Potatoes: The natural sweetness of roasted sweet potatoes contrasts wonderfully with the savory casserole, adding depth to your meal. Each forkful offers a hearty texture!
  • Quinoa: Light and fluffy quinoa acts as a healthy, protein-packed grain that absorbs the sauce from the casserole, creating a harmonious and fulfilling dish. It brings a pleasantly nutty flavor and is a great way to indulge guilt-free.
  • Red Wine: A glass of medium-bodied red wine, like Chianti or Merlot, complements the Italian flavors perfectly, making your dinner feel even more special and cozy.
  • Chocolate Mousse: End your meal with a light, creamy chocolate mousse for a sweet finish that balances the savory tones of your casserole, leaving everyone smiling.

How to Store and Freeze Ground Turkey Zucchini Casserole

Fridge: Keep leftovers in an airtight container for up to 3 days. Make sure the casserole is completely cool before sealing to prevent condensation.

Freezer: For longer storage, place the cooled casserole in a freezer-safe container. It will maintain its quality for up to 2 months when properly wrapped.

Reheating: Thaw overnight in the fridge before reheating in the oven at 350°F (175°C) for 20-25 minutes or until heated through. You can also microwave individual portions for quick meals!

Serving Tip: This dish is perfect for meal prep! Just portion your Ground Turkey Zucchini Casserole into individual servings to enjoy nutritious meals throughout the week.

Ground Turkey Zucchini Casserole

Ground Turkey Zucchini Casserole Recipe FAQs

What type of zucchini should I use for the casserole?
Absolutely! Choose firm, unblemished zucchinis with a vibrant green color. Avoid zucchinis with dark spots all over, as they may indicate overripeness. Fresh zucchini contributes moisture and flavor, making your Ground Turkey Zucchini Casserole divine.

How long can I store leftovers in the fridge?
You can keep your Ground Turkey Zucchini Casserole in an airtight container in the fridge for up to 3 days. Be sure to let it cool completely before sealing it to prevent condensation, which can make it soggy.

Can I freeze the casserole for later?
Very! To freeze your Ground Turkey Zucchini Casserole, allow it to cool completely, then transfer it to a freezer-safe container. It will be at its best for up to 2 months. Make sure to label it with the date so you can keep track of its freshness!

How do I reheat the casserole after freezing?
Reheating is a breeze! Thaw the casserole overnight in the fridge. Then, preheat your oven to 350°F (175°C) and place the casserole in for about 20-25 minutes, or until it’s heated through. You can also microwave individual portions for quick and easy meals.

Are there any dietary considerations for this recipe?
Indeed! This Ground Turkey Zucchini Casserole is packed with lean protein and veggies, making it a great option for many diets. However, if you're preparing this meal for someone with allergies, be sure to check for any dairy sensitivities, as it contains cheese. For gluten-free diets, you're in luck—this recipe is naturally gluten-free!

What should I do if the casserole seems too watery?
If your casserole comes out too watery, it may be due to excess moisture in the zucchini or tomatoes. To counter this, you can layer the zucchini on a paper towel before assembling the casserole to absorb extra moisture. Additionally, you could let the finished casserole rest a bit longer to allow some liquid to evaporate before serving.

Ground Turkey Zucchini Casserole

Delicious Ground Turkey Zucchini Casserole for Cozy Evenings

This Ground Turkey Zucchini Casserole is a comforting, nutritious dish perfect for busy weeknights.
Print Recipe Pin Recipe
Prep Time 15 minutes mins
Cook Time 35 minutes mins
Cooling Time 5 minutes mins
Total Time 55 minutes mins
Course One-Pot Meals
Cuisine American
Servings 6 servings
Calories 350 kcal

Equipment

  • skillet
  • 9×13-inch baking dish

Ingredients
  

For the Casserole

  • 1 lb ground turkey a lean protein option
  • 2 cups zucchini sliced
  • 2 cups shredded mozzarella cheese for topping
  • 1 medium chopped onion provides a sweet and savory base flavor
  • 2 cloves minced garlic infuses the dish with aroma
  • 1 can diced tomatoes drained
  • 2 teaspoons dried Italian herbs for blended flavor
  • 1 teaspoon salt to enhance flavors
  • 1 teaspoon black pepper adds heat
  • 1 tablespoon olive oil for sautéing

Instructions
 

Preparation Steps

  • Preheat oven to 375°F (190°C) and grease a 9×13-inch baking dish with olive oil.
  • In a skillet, heat 1 tablespoon of olive oil over medium heat. Sauté chopped onion and minced garlic until fragrant, about 2 minutes.
  • Add 1 pound of ground turkey to the skillet, breaking it up as it cooks for 5-6 minutes until browned.
  • Stir in drained diced tomatoes, dried Italian herbs, salt, and black pepper. Simmer for 3-4 minutes.
  • Layer half of the sliced zucchini in the baking dish, followed by half the turkey mixture and half the shredded mozzarella cheese.
  • Repeat layering with the remaining zucchini, turkey mixture, then top with remaining mozzarella cheese. Bake uncovered for 30-35 minutes.
  • Let the casserole cool for about 5 minutes before serving.

Notes

Store leftovers in an airtight container for up to 3 days or freeze for up to 2 months. Reheat at 350°F (175°C).

Nutrition

Serving: 1servingCalories: 350kcalCarbohydrates: 10gProtein: 30gFat: 20gSaturated Fat: 8gPolyunsaturated Fat: 2gMonounsaturated Fat: 8gCholesterol: 85mgSodium: 700mgPotassium: 500mgFiber: 3gSugar: 4gVitamin A: 500IUVitamin C: 10mgCalcium: 250mgIron: 2mg
Keyword comfort food, Easy Dinner, Ground Turkey Zucchini Casserole, healthy casserole, meal prep, Nutritious
Tried this recipe?Let us know how it was!

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About Sierra Lane

Season-obsessed cook sharing quick, produce-packed recipes for everyday meals—straight from my farmers’ market basket to your table.

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