This cheesy zucchini and yellow squash casserole is a delightful side dish that showcases the fresh flavors of summer vegetables. It’s easy to prepare and makes for a great addition to any meal.
The recipe combines tender zucchini and yellow squash with cheese and breadcrumbs for a satisfying texture and taste. Perfect for family gatherings or weeknight dinners.
Overview of the Dish
This casserole brings a delightful combination of zucchini and yellow squash, creating a warm and inviting dish that is perfect for any occasion.
The layers of tender vegetables are complemented by a rich blend of cheeses and a crispy breadcrumb topping, making it a satisfying side dish.
Preparation Steps
To start, preheat your oven to 350°F (175°C). This ensures that the casserole cooks evenly and achieves that perfect golden-brown finish.
Next, sauté chopped onions and garlic in olive oil until softened. This step enhances the flavors and adds depth to the dish.
Layering the Ingredients
In a large bowl, combine the sautéed mixture with sliced zucchini and yellow squash, along with milk, salt, pepper, and herbs. Stir in half of the shredded cheeses to create a creamy texture.
Pour this vibrant mixture into a greased casserole dish, layering it evenly. Top with the remaining cheese and sprinkle breadcrumbs for that delightful crunch.
Baking to Perfection
Cover the casserole with aluminum foil and bake for 25 minutes. This allows the vegetables to steam and cook through.
After that, remove the foil and continue baking for an additional 15-20 minutes. This step is crucial for achieving a beautifully browned top.
Serving Suggestions
Once out of the oven, let the casserole cool for a few minutes before serving. This helps the layers set and makes for easier serving.
Garnish with fresh herbs for a pop of color and flavor. Pair this dish with a colorful salad for a complete meal.
Nutritional Information
This casserole serves approximately six people, making it ideal for family gatherings or weeknight dinners.
Each serving contains around 220 calories, providing a balanced option with a good mix of protein and carbohydrates.
Simple Zucchini and Yellow Squash Casserole Recipe

This casserole features layers of sliced zucchini and yellow squash, mixed with cheese and a crunchy topping. It takes about 45 minutes to prepare and bake, serving approximately 6 people.
Ingredients
- 4 medium zucchinis, sliced
- 4 medium yellow squashes, sliced
- 1 cup shredded cheddar cheese
- 1 cup shredded mozzarella cheese
- 1/2 cup grated Parmesan cheese
- 1 cup breadcrumbs
- 1/2 cup milk
- 1 medium onion, chopped
- 2 cloves garlic, minced
- 2 tablespoons olive oil
- 1 teaspoon salt
- 1/2 teaspoon black pepper
- 1 teaspoon dried oregano
- 1 teaspoon dried thyme
Instructions
- Preheat the Oven: Preheat your oven to 350°F (175°C).
- Sauté Vegetables: In a large skillet, heat olive oil over medium heat. Add chopped onion and garlic, sautéing until softened (about 3-4 minutes).
- Combine Ingredients: In a large bowl, mix the sautéed onion and garlic with sliced zucchini, yellow squash, milk, salt, pepper, oregano, and thyme. Stir in half of the cheddar and mozzarella cheese.
- Layer in Casserole Dish: Pour the vegetable mixture into a greased 9×13 inch casserole dish. Top with the remaining cheese and sprinkle breadcrumbs evenly over the top.
- Bake: Cover the dish with aluminum foil and bake for 25 minutes. Remove the foil and bake for an additional 15-20 minutes, or until the top is golden brown and the vegetables are tender.
- Serve: Let the casserole cool for a few minutes before serving. Enjoy hot as a side dish.
Cook and Prep Times
- Prep Time: 15 minutes
- Cook Time: 30 minutes
- Total Time: 45 minutes
- Servings: 6 servings
- Calories: 220kcal
- Fat: 10g
- Protein: 12g
- Carbohydrates: 24g
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