15 Summer Squash Casserole Recipes You'll Want to Make All Season (2024)

20 Summer Casseroles That Prove Hot Dishes Aren’t Just for Winter

Grilled Zucchini Parmigiana

Who needs noodles when you have zucchini? Almost like an extra-cheesy lasagna, long slices of grilled zucchini take the place of noodles in this perfect-for-summer squash casserole. Even zucchini skeptics will be tempted to go back for seconds of this super-creamy, cheese-filled dinner.

Zoodle Pizza Casserole

Different from your average summer squash casserole, this recipe combines three of our dinnertime favorites: zucchini noodles, pizza, and casserole. Enjoy all the nutrients of a veggie-filled meal, all the ease of a casserole, and the taste of pepperoni pizza with this simple dish. Use up some of your summer zucchini while enjoying a healthier version of pizza.

Vegetable-Pesto Risotto Casserole

Veggies and pesto are a match made in heaven, but when you add risotto to the mix, this dish becomes out-of-this-world good. Use a combination of zucchini, summer squash, fresh corn, eggplant, and tomatoes to go from a plain weeknight dinner to a garden veggie feast. You can also serve this summer squash casserole as a healthy potluck side dish—just be prepared for everyone to ask for the recipe.

Four-Cheese Zucchini Strata

Why limit summer squash casseroles to dinners and side dishes when they're so good for breakfast? With this rich zucchini casserole waiting for you in the morning, you won't even be tempted to hit the snooze button. And, of course, this casserole delivers on the four cheeses its name promises with a blend of provolone, white cheddar, feta, and Parmesan.

Crisscross Pizza Casserole

You'd be hard-pressed to find a pizza loaded with this many delicious toppings. Onions, bell peppers, zucchini, and chicken sausage are just some of the goodies awaiting you when you sink your fork into this dish. And of course, it's not lacking in mozzarella cheese or a doughy, golden crust on top.

Roasted Zucchini Lasagna

Layers and layers of zucchini lasagna always put smiles on our faces at dinnertime. This loaded recipe is packed with more than a pound of zucchini layered together with fresh, juicy tomato slices. But just because this lasagna is packed with veggies doesn't mean it skimps on protein—it's also stuffed with Italian sausage, just like a traditional lasagna recipe.

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Zucchini-Sausage Casserole

As this zucchini casserole proves, stuffing isn't just for Thanksgiving dinner. If you're craving a taste of the holidays during the summer, this recipe gives you just a few bites without having to cook up the whole feast. Combine zucchini, turkey sausage, and stuffing mix to make this easy summer squash casserole.

Mashed Potato Veggie Strata

Both zucchini and summer squash have a starring role in this veggie-packed casserole. Of course, we can't ignore the pillowy mountain of mashed potatoes hiding beneath our favorite veggies. This side-dish casserole might be our new favorite way to make mashed potatoes, especially considering the melted cheddar cheese on top.

Zucchini-Chorizo Sweet Corn Bake

This flavorful zucchini casserole makes enough to serve 12 people—and you can bet each person will devour it. Ribbons of the summer squash are accompanied by fresh-cut sweet corn and spicy ground chorizo. Every bite of this summer squash casserole is delightfully rich and creamy, thanks to the addition of whole milk, eggs, white cheddar cheese, and Parmesan.

Zucchini-Brie Breakfast Casseroles

Get ready to feel excited about eating veggies for breakfast. Part summer squash casserole and part savory French toast, these delish individual casseroles were made for a lazy morning or a special brunch with friends. Bake zucchini, crusty sourdough bread, eggs, and plenty of Brie cheese for a breakfast casserole worth waking up for.

Individual Squash Casseroles

Everyone gets a zucchini and summer squash casserole all to themselves when you make this easy, cheesy recipe. Fresh mushrooms and a zesty homemade marinara sauce join summer squash and zucchini (use just one or both) to make this delicious vegetarian meal. Top with melty mozzarella cheese to make this veggie casserole a little more indulgent.

Catchall Casserole

The best part of this casserole is that you can make it into whatever you want with the ingredients you have on hand. Got tons of zucchini and summer squash to use up? Chop them and toss them in your casserole dish. Want to swap chicken for beef? No problem! This squash casserole recipe is the tastiest way to use leftovers in the fridge or your pantry.

Roast Beef Tamale Casserole

Add a little zip to dinner tonight by serving up this summer squash casserole with zesty poblano peppers. Juicy roast beef makes a mouthwatering filling, especially when combined with fresh zucchini, grape tomatoes, and pinto beans. And the deliciousness doesn't stop there. Just before baking, top with polenta and plenty of Monterey Jack cheese.

Cheesy Zucchini Focaccia Bake

For a simple one-pot dinner, try this delicious zucchini casserole that starts by lightly browning the zucchini on the stove top. From there, garlic focaccia, bell peppers, cheese, and eggs form the rest of the summer squash casserole before going into the oven.

To know if your egg casserole is done, stick a knife into the middle of the pan. If you see some liquid on the knife (or on the surface of the casserole), pop it back into the oven for 5 to 10 minutes longer.

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Zucchini and Eggplant Bake

If you've struggled to love eggplant in the past, this dish will give you a change of heart. Paired with zucchini, bell peppers, and onions, this easy casserole recipe has a taste of most of the summer veggies we love. Plus, topping them with three (yes, three!) full cups of cheese and rich cracker crumbs will undoubtedly entice even the pickiest eaters.