Craving a comforting, cheesy, and nutritious dinner? This zucchini casserole dinner is packed with fresh zucchini, melted cheese, and a blend of flavorful seasonings—all baked to perfection! Whether you’re looking for a low-carb main dish or a delicious veggie-packed side, this casserole delivers warmth and satisfaction in every bite.
Zucchini is a versatile vegetable that enhances dishes with its mild flavor while offering essential nutrients like fiber, vitamins A and C, and antioxidants. Paired with creamy cheese and a silky egg mixture, this casserole transforms simple ingredients into a mouthwatering meal that the whole family will love.
Table of Contents
Prep Time
15 minutes
Cook Time
35 minutes
Servings
6
Ingredients
Ingredient | Quantity |
---|---|
Zucchini, sliced | 4 cups |
Salt | 1/2 teaspoon |
Heavy cream | 1/3 cup |
Eggs | 3 large |
Parmesan cheese | 1/2 cup |
Garlic, minced | 4 cloves |
Dried basil | 1 teaspoon |
Black pepper | 1/4 teaspoon |
Ground nutmeg | 1/8 teaspoon |
Cheddar cheese, shredded | 1 1/2 cups |
Butter, melted | 2 tablespoons |
Fresh parsley | For garnish |

Directions
1. Prepare the Zucchini
- Preheat the oven to 350°F (175°C) and grease a 9-inch baking dish with butter.
- Arrange sliced zucchini in the baking dish, sprinkle with salt, and let it sit for a few minutes to release excess moisture.
2. Make the Creamy Mixture
- In a mixing bowl, whisk together heavy cream, eggs, Parmesan cheese, garlic, basil, black pepper, and nutmeg.
- Pour the mixture over the zucchini to create a rich and creamy base.
3. Assemble the Casserole
- Sprinkle 1/2 cup shredded cheddar cheese evenly over the zucchini.
- Pour the prepared cream sauce over the dish, then drizzle melted butter for extra richness.
4. Bake the Casserole
- Bake uncovered for 25 minutes, then remove from the oven and sprinkle with the remaining cheddar cheese.
- Bake for another 7-10 minutes, or until bubbly and golden brown.
5. Serve & Enjoy
- Let the casserole rest for 10 minutes before slicing.
- Garnish with fresh parsley for a burst of color and serve warm!
Health Benefits of Zucchini Casserole
This zucchini casserole dinner is more than just a delicious comfort food—it’s packed with nutrients that contribute to a balanced diet:
- High in Fiber – Zucchini supports digestion and keeps you feeling full longer.
- Low-Carb & Keto-Friendly – A perfect alternative to pasta or potato-based casseroles.
- Rich in Antioxidants – Garlic and basil boost immunity and reduce inflammation.
- Bone-Boosting Calcium – Cheese and heavy cream provide essential nutrients for strong bones.
- Heart-Healthy Fats – Olive oil and butter contribute to balanced cholesterol levels.

Nutrition Information (Per Serving)
Nutrient | Amount | Benefits |
---|---|---|
Calories | 256 | Provides balanced energy for sustained fullness |
Protein | 12g | Supports muscle growth and satiety |
Carbohydrates | 8g | Low-carb option for those reducing refined grains |
Fiber | 3g | Aids digestion and gut health |
Vitamin C | 20% DV | Boosts immunity and skin health |
Calcium | 25% DV | Essential for bone strength and dental health |
Healthy Fats | 16g | Contributes to brain function and heart health |
Recipe Variations & Customization
Make this zucchini casserole dinner unique with these flavorful variations:
- Protein Boost – Add cooked ground turkey, shredded chicken, or crumbled tofu for an extra protein kick.
- More Vegetables – Mix in sautéed bell peppers, mushrooms, or spinach for additional texture and flavor.
- Crunchy Topping – Sprinkle panko breadcrumbs, crushed crackers, or roasted nuts before baking for a crispy finish.
- Spicy Kick – Mix in chopped jalapeños, smoked paprika, or red pepper flakes for a bold flavor.
- Vegan Version – Use coconut milk instead of heavy cream, swap plant-based cheese, and substitute butter with olive oil.
Meal Prep & Storage Tips
Refrigeration
- Store leftovers in an airtight container in the refrigerator for up to 3 days.
- To reheat, bake at 350°F (175°C) for 10-15 minutes or microwave until warmed through.
Freezer-Friendly Option
- Freeze individual portions in sealed containers for up to 1 month.
- Thaw overnight in the fridge and reheat in the oven for the best texture.
On-the-Go Dinner Idea
- Pack a serving in a microwave-safe container for a quick lunch or dinner at work or school.
Why Kids Will Love This Zucchini Casserole ?
This zucchini casserole dinner is a must-try because:
✔️ It’s Comfort Food with a Healthy Twist – Classic cheesy casserole made lighter with zucchini.
✔️ Perfect for Meal Prep – Prepare ahead and enjoy effortless weekday dinners.
✔️ Family-Friendly & Versatile – A dish that appeals to both kids and adults.
✔️ Easily Customizable – Adjust ingredients to fit your diet and flavor preferences.

Added Bonus
For even more flavor, try mixing caramelized onions or roasted garlic into the cream sauce before baking. Want a smoky twist? Add a touch of smoked gouda or mozzarella for extra depth in the cheese layer!
Conclusion
Dinner should be comforting, delicious, and stress-free, and this zucchini casserole dinner delivers on all fronts. With its cheesy, creamy texture and nutrient-packed ingredients, it’s a dish that brings flavor, warmth, and nourishment to the table. Whether you’re enjoying it as a low-carb main course or a hearty side dish, this casserole offers the perfect combination of health and indulgence.
Beyond its incredible taste, this zucchini casserole dinner is a great way to incorporate more vegetables into your diet without sacrificing satisfaction. It’s kid-friendly, meal-prep friendly, and endlessly customizable, making it a must-have recipe for busy weeknights or special gatherings. Plus, with options to add protein, spice it up, or make it vegan, this dish can fit any lifestyle or preference.
So why not make dinner easy, wholesome, and delicious tonight? Try this zucchini casserole dinner and experience how simple ingredients can create something truly special. Your family will love every bite, and you’ll love how easy it is to prepare! 😊🚀
Related Recipe
If you love this Zucchini Casserole Dinner, check out Spinach Florentine Breakfast Casserole—another veggie-packed dish that delivers creamy, cheesy goodness!