30 Vegetable Casserole Recipes That Are Guaranteed Crowd-Pleasers

Here's a one-dish meal that's vegetarian and gluten-free and also always a winner. It's special enough for company, but also easy enough for a weeknight. Prep it the night before and bake it when you get home from work.

It's hearty, vegetarian, and light on dairy (for a comforting casserole, that is)—and the "meatballs" are made with eggplant (they're just divine).

Layers of sliced honeynut squash, leeks, and lasagna noodles melt into a luscious vegetarian gratin. Make it dinner with a crisp green salad and your favorite vinaigrette. (This recipe serves two but can easily be doubled for when you're not dining à deux.)

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

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

Try this recipe for a fresh take on green bean casserole. It uses fresh green beans and cremini mushrooms, not frozen beans and canned soup. We also add in bacon and cook crispy shallots for the topping. 

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. Béchamel sauce, blanched asparagus, bacon, and hard-boiled eggs are arranged into layers then topped with buttery cracker crumbs and Gruyere cheese.

Our take on a favorite steakhouse side features Gruyère cheese and a touch of Dijon mustard, which gives the decadent dish a spicy bite. 

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, a rich cheese sauce, and golden-brown bread crumbs. This comforting casserole goes well with roasted meats.

This vegetable casserole is also a one-pan dinner. Tender slices of eggplant are rolled around a filling of mozzarella, ricotta, feta, pine nuts, and currants, then baked in a fresh tomato sauce. 

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

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

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

This simple, yet spectacular side dish that alternates red onion and tomato slices for impact. Roasting vegetables at a high temperature, which this recipe calls for, brings their natural sweetness to the forefront and allows them to caramelize. 

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

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

Sweet tomatoes and fragrant basil transform leftover mac and cheese into a craveable dish.

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

Rich, but light, this sunshine-yellow casserole is made with puréed frozen corn and canned hatch chiles, eggs, and cream. Monteray Jack cheese is the finishing touch.

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

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

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

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

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

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

This vegan casserole lets an underrated root vegetable shine. The cashew cream sauce is so delicious that no one will miss the traditional dairy version.

This cheesy winter casserole is packed with colorful seasonal produce. Sweet potatoes, cauliflower, and greens are parboiled, then layered in a baking dish, along with grated Gouda, and baked in a shallot-scented broth.