Summer casseroles prove you can have comfort food without the heaviness. 

With vibrant vegetables, fresh herbs, and light sauces, these easy recipes bring together the best of summer in one dish — with minimal cleanup required.

So the next time you're looking for a quick and satisfying way to feed your family or guests, turn to these 20 summer casseroles. 

They're flavorful, versatile, and guaranteed to become warm-weather favorites. Just prep, bake, and enjoy all season long.

1. Slow-Cooked Summer Beef Casserole

Slow Cooked Summer Beef Casserole

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2. Chicken Zucchini Casserole

Chicken Zucchini Casserole

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3. Healthy Breakfast Casserole

Healthy Breakfast Casserole

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4. Zucchini Casserole

Zucchini Casserole

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5. Yellow Squash Casserole

Yellow Squash Casserole

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6. Roasted Summer Vegetable And Rice Casserole With Chicken

Roasted Summer Vegetable And Rice Casserole With Chicken

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7. Loaded Potato Casserole

Loaded Potato Casserole

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8. Late Summer Vegetarian Tex-Mex Casserole

Late Summer Vegetarian Tex-Mex Casserole

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9. Lazy Lobster Casserole With Buttery Ritz Topping

Lazy Lobster Casserole With Buttery Ritz Topping

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10. Layered Eggplant, Zucchini, Tomato Casserole 

Layered Eggplant, Zucchini, Tomato Casserole

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11. Fish Casserole

Fish Casserole

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12. Old-Fashioned Asparagus Casserole

Old Fashioned Asparagus Casserole

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13. Creamy Cabbage Casserole

Creamy Cabbage Casserole

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14. Mediterranean Quinoa Casserole

Mediterranean Quinoa Casserole

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15. The Best Tuna Noodle Casserole From Scratch

The Best Tuna Noodle Casserole From Scratch

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16. Tomato And White Bean Casserole

Tomato And White Bean Casserole

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17. Eggplant Casserole

Eggplant Casserole

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18. Quinoa Casserole With Feta & Sun-Dried Tomatoes

Quinoa Casserole With Feta & Sun-Dried Tomatoes

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19. Baked Shrimp & Rice Casserole 

Baked Shrimp & Rice Casserole

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20. Baked Vegetable And Crabmeat Casserole

Baked Vegetable And Crabmeat Casserole

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Conclusion

When summer hits, the last thing most of us want is to spend hours over a hot stove. 

That’s where summer casseroles come in — easy, oven-ready meals that are packed with seasonal flavor and require minimal effort. 

Think fresh veggies, lean proteins, and bright herbs baked together into comforting yet light dishes perfect for warm-weather dining.

Whether you're feeding a crowd at a backyard potluck or just looking for a fuss-free weeknight dinner, these 20 summer casseroles are a delicious way to take advantage of the season’s best ingredients. 

From zucchini bakes to Mexican street corn-inspired dishes, there’s something for every taste and appetite.