30 Vegetable Casserole Recipes That Are Guaranteed Crowd-Pleasers (2024)

These cozy casseroles feature a colorful mix of vegetables. They're comfort food, for sure, but they're also a great way to get your family to eat—and enjoy—a variety of produce, from broccoli and winter squash to asparagus and more. Some can be dinner, but all make stellar sides; some lean healthy, while others are rich with plenty of cheese and cream. Best of all, many of these vegetable casserole recipes can be prepped ahead and baked when you need them—a boon for the time-pressed cook.

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Cheesy Spinach-Potato Egg Casserole

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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.

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Eggplant Meatball Casserole

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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).

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Honeynut Squash, Leek, and Brie Gratin

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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.)

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Tian Provencal with Polenta

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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.

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Mushroom and Celery-Root Bread Pudding

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

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Tomato Cobbler

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

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Green Bean Casserole with Bacon

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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.

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Butternut-Squash and Kale Gratin

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

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Asparagus Casserole

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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.

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Creamed-Spinach Gratin

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

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Twice-Cooked Potato-and-Leek Casserole

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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.

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Easy Cauliflower Gratin

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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.

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Eggplant Involtini with Fresh Tomato Sauce

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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.

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Autumn Tian

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

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Mushroom and Black Bean Tortilla Casserole

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

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Turnip and Sweet Potato Gratin

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

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Tomato-Onion Casserole

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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.

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Stuffed Poblanos

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

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Three-Pepper Corn Casserole

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

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Baked Tomato Casserole

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

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Leek, Potato, and Morel Gratin

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

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Hatch Chile Corn Pudding

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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.

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Green Bean and Artichoke Casserole

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

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Eggplant Parmigiana with Homemade Marinara Sauce

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

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Butternut Squash and Sage Lasagna

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

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Zucchini and Yellow Squash Gratin

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

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Broccoli Casserole

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

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Broccoli and Pasta Casseroles

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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.

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Rutabaga Gratin

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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.

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Winter-Vegetable-and-Gouda Gratin

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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.

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30 Vegetable Casserole Recipes That Are Guaranteed Crowd-Pleasers (2024)

FAQs

How do you fix a soupy casserole? ›

10 Tips To Fix Or Prevent Watery Casseroles
  1. Prep Vegetables Ahead Of Time. Vegetables boiling on a stove - Solstock/Getty Images. ...
  2. Add A Starch. ...
  3. Experiment With Pasta Or Grains. ...
  4. Take The Lid Off. ...
  5. Drain Fat From Meat. ...
  6. Choose A Dry Or Low-Fat Cheese. ...
  7. Sprinkle Seeds Into Your Bake. ...
  8. Remove Excess Liquid.
Oct 29, 2023

What is in casserole dish? ›

In the United States, a casserole or hot dish is typically a baked food with three main components: pieces of meat (such as chicken or ground meat) or fish (such as tuna) or other protein (such as beans or tofu), various chopped or canned vegetables (such as green beans or peas), and a starchy binder (such as flour, ...

How do you add moisture to a dry casserole? ›

If you've already cooked your casserole and find out it's too dry, another easy fix is to warm some broth and then pour it over the top of your casserole. Cover the dish with aluminum foil to prevent the liquid from evaporating and wait for 10 minutes or so before serving.

What is the key to making a good casserole? ›

  1. Choose the right baking dish. If you're all about the crunchy topping, use a shallow dish. ...
  2. Undercook your pasta. ...
  3. Drain your meat. ...
  4. Beware of mushy vegetables. ...
  5. Know your cheeses. ...
  6. Master the art of casserole assembly. ...
  7. Don't skip the topping. ...
  8. Make it now, but bake it later.
Nov 1, 2021

What are the thickening agents for casseroles? ›

Use one tablespoon cornstarch mixed with one tablespoon cold water (aka a cornstarch slurry) for each cup of medium-thick sauce. Thoroughly mix the cornstarch and water together, then pour into your sauce. Cook and stir over medium heat until thickened and bubbly.

What is the oldest known casserole? ›

Macaroni and cheese is the oldest written casserole recipe found in 1250.

Why put foil on casserole dish? ›

It protects your food from drying out or burning and helps keep in the heat and moisture, ensuring a perfectly cooked meal. Loosely covering your dish with foil can prevent uneven browning while baking. However, tightly sealing your bakeware with foil is the way to go for more steam.

What are 5 components of a casserole? ›

Let's talk anatomy: A standard dinner casserole usually includes a protein, a starch, a vegetable, a sauce (or other binding ingredient), and cheese. But making a casserole is not an exact science, and you can definitely break away from this formula. Check out some fun side-dish casseroles and desserts below!

How do you make a casserole less rich? ›

If your food is too rich...

Add an acid such as lemon juice, lime juice, vinegar, or pickled vegetables (such as jalapeños).

How can I improve my casserole flavor? ›

Sweet, salty, spicy, and acidic elements should blend well and complement each other. Add ingredients like caramelized onions, olives, or lemon zest to give your casserole a depth of flavor.

How can I improve my casserole? ›

Many casseroles seem to improve in flavour if kept overnight (cool them quickly and keep them in a refrigerator, by the way, once they're cold). This means it's quite possible to make two casseroles while the oven is in full swing, and keep one for the next day.

How do you thicken a runny casserole? ›

As a rule of thumb, dissolve 2 parts cold water and 1 part cornstarch. Add the slurry to your sauce as it simmers in the slow cooker. Cornstarch is always a good way to thicken a sauce or soup but personally I would recommend going a different route as the cornstarch slurry may change the flavor of the meal.

How do you thicken a casserole after cooking? ›

Make a cornstarch slurry for a fast and easy thickener.

Use one tablespoon of cornstarch per cup of liquid you would like to thicken. Stir out all the lumps. A few minutes before your casserole is done, add it a little at a time until you are happy with the thickness.

How do you thicken a casserole dish? ›

The three main thickening agents for gravies are flour, cornflour and arrowroot. The first two are normally used in savoury dishes while arrowroot tends to be used in sweet dishes – that said, arrowroot will work in a savoury dish as it has no flavour.

How can I thicken my casserole sauce? ›

Combine 2 tablespoons flour with every 1/4 cup cold water and whisk until smooth. Add the mixture to your sauce over medium heat, and continue to stir and cook until you've reached your desired consistency. Test with a spoon.

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