26 Vegetable Casserole Recipes That Are Guaranteed Crowd-Pleasers

This meal-in-one casserole uses polenta as its base and is topped with layers of thinly sliced tomato, eggplant, and zucchini–and nutty Gruyere cheese.

Bread pudding goes savory with ultra-delicious results thanks to the winning combination of celery root, wild mushrooms, fresh thyme, and blue cheese.

Gruyere biscuits sit atop juicy cherry tomatoes amped up with red-pepper flakes, onions, and garlic in this savory side dish.

This is not your mother's green bean casserole! Instead of relying on frozen green beans and canned cream of mushroom soup, go for fresh beans and mushrooms and throw in some bacon for good measure. Serve it at Thanksgiving or any time the weather calls for comfort food.

Kale and butternut squash are a surprisingly delectable pairing, especially when combined with Parmesan cheese, fresh sage, and panko breadcrumbs.

Sometimes more is more, and that's definitely the case with this decadent casserole. Bechamel sauce, blanched asparagus, bacon, and hard-boiled eggs are arranged into layers then topped with buttery cracker crumbs and nutty Gruyere cheese.

Never choose between mashed potatoes and sweet potatoes again! Just make this irresistible side dish, which boasts layer of both, plus a crispy fried leek topping.

You can't go wrong with tender cauliflower, ooey gooey cheese sauce, and golden-brown bread crumbs! This comforting casserole goes well with all manner of roasted meats.

The trick to this Italian-American classic? Frying the breaded eggplant quickly over high heat and making the marinara sauce from scratch.

Time to show off those knife skills! Even slices of beets, potatoes, and tomatoes are key to this colorful side dish.

A half hour is all you need to throw together this deconstructed version of cheesy enchiladas.

The nutritional powerhouses turnips and sweet potatoes take center stage in this satisfying side.

Roasting vegetables at a high temperature brings their natural sweetness to the forefront and allows them to caramelize. Here, the tomatoes release their liquid, enabling the simple flavors of the dish to meld together.

Protein-packed black beans are the filling for this Tex-Mex-inspired vegetarian bake.

The beloved traits of comfort food are here—creamy sauce, crisp potato topping. The addition of artichokes and Neufchatel cheese make it less decadent without compromising on flavor.

Much of the corn gets blended in this recipe, yielding a creamy side that closely resembles a spoonbread.

Sweet tomatoes and basil revive leftover mac and cheese by giving it a Mediterranean spin.

Rich and indulgent, this creamy side dish is the ideal showcase for earthy morels.

The classic flavors of the Southwest punch up this rich and airy side dish.

Canned artichoke hearts add fiber to this quick and easy update on the Thanksgiving classic.

Consider this wintertime lasagna a whiteout of the standard red-sauced version: Seasonal butternut squash steps in to replace the tomato as the anchor in this casserole.

Summer squash are transformed into comfort food in this quick-cooking casserole.

Let the underrated root vegetable shine in this vegan casserole! The cashew cream sauce is so delicious that no one will miss the traditional cheese and dairy version.

This pasta bake is a more healthful twist on mac and cheese, complete with a lightened-up bechamel sauce, whole-wheat pasta, and a serving of vegetables.

Classic broccoli casserole gets a flavor kick from tangy sour cream and nutty Gouda cheese. Cremini mushrooms and Worcestershire sauce up the umami factor.