20 Easy Vegetable Casserole Recipes

Whether you’re a vegetarian or just looking to get more plant-based meals in your diet, there is so much to love in these hearty vegetable casserole recipes.

From root vegetables to leafy greens, the whole vegetable family is represented here.

But you won’t need to pick a favorite. This list is so easy and enticing, you’ll want to try them all.

Think Thanksgiving sides – butternut squash gratin, green bean casserole, scalloped corn.

Or potluck vegetarian feasts – creamy chicken and asparagus, stuffed cabbage, mushroom and black bean tortilla.

And family favorites – cheesy spinach, sweet potato with pecans and oats, baked hash browns.

No matter the occasion, every dish will have you hungry for seconds. Vegetables never tasted so good!

1. Butternut Squash Casserole (Gratin)

Nothing warms you up on a cold evening like bubbling, golden gratin.

This version of the classic side features layers of tender butternut squash in a creamy thyme and garlic sauce.

Buttery and rich, this is a guaranteed crowd-pleaser.

2. Sweet Potato and Sage-Butter Casserole

A welcome addition to any Thanksgiving or Christmas feast, this luxurious side is irresistibly good.

Fresh sage adds a perfect savory note to the thick blend of mashed potatoes and sweet potatoes.

Top it with toasted breadcrumbs for a crunchy finish and you’ll have a winning dish.

It’s perfect if you’re feeding a crowd. This side can be made up to 2 days ahead of time for easier meal prep.

3. Garlic Butter Scalloped Sweet Potatoes

Smooth, creamy, and rich, it’s hard to stop eating this gorgeous gratin.

Flavored with garlic and layered in a creamy, buttery sauce, this is potato heaven.

Save it for a special occasion (if you can wait that long) or serve it up for the Sunday roast. It’s delicious anywhere, any time.

4. Healthy Sweet Potato Casserole with Pecan Oat Streusel 

If you like your sweet potato sides crunchy, sweet and nutty, this is the dish for you.

It’s a dessert-like treat, leaning into sweet potato’s natural sweetness with maple syrup. 

But there’s a savory balance, too, replacing the customary marshmallow topping with toasted pecans and oatmeal crumble.

This casserole skips the sugar, but keeps all the amazing flavor of a sweet potato bake.

5. Easy Cheesy Loaded Cauliflower Casserole Recipe

Put the word ‘cheesy’ in any recipe, and it’s instantly a million times more delicious. That’s just science.

This ultra-cheesy cauliflower casserole doesn’t disappoint.

A rich blend of cauliflower, bacon, green onions, sour cream, and melted cheese, this has all the flavor of a loaded baked potato without the carbs.

It’s perfect for your keto friends. Or your cheese-loving friends. Or friends who just like to eat yummy things.

6. The Best Green Bean Casserole Recipe

Green bean casserole is a classic comfort food.

Generally served during the festive season, it’s a tasty mix of fresh green beans and crispy fried onions.

This version is entirely made from scratch, making it a healthier alternative to the usual Thanksgiving side.

7. The CHEESIEST Spinach Casserole

Spinach and cheese are one of the all-time great culinary pairings. 

And if you don’t believe me, just try a mouthful of this rich casserole. 

It’s loaded with healthy green spinach, balanced with savory bacon and masses of melted cheese.

Because sometimes, you’ll just need to get a little naughty!

8. Kalyn’s Stuffed Cabbage Casserole

This layered casserole makes good use of any cabbage leftovers hanging out in your fridge.

It’s a form of deconstructed cabbage rolls, made with shredded cabbage, ground beef, brown rice, and tomatoes.

Light but filling, this is a nutritious meal that’d be for meal preppers looking to get ahead of mid-week dinners.

9. Cheesy Carrot Casserole

Your kids will fall in love with carrots after trying this cheesy side.

Cooked in a thick cheese sauce and topped with toasted breadcrumbs, the humble root vegetable has never tasted so good.

If you’re in a rush, steam the carrots first to cut the cooking time. This super-simple dish will soon make it into your regular recipe rotation!

10. The BEST Vegetable Casserole (Broccoli-Cauliflower Casserole)

It takes guts to name your recipe the best, but this creative cook delivers.

An epic layered dish, packed with vegetables of all shapes and sizes, this is more of an experience than a meal.

It’s made with water chestnuts, bean sprouts, broccoli, and cauliflower, all generously loaded with two different types of cheese and baked until bubbly.

11. Southern Squash Casserole

Get out of your squash rut with this creamy baked gratin.

It’s made with thick layers of tender yellow squash, bubbling in a cheesy, buttery sauce.

You can easily adapt this one to use up whatever’s in the fridge. 

Use zucchini instead of squash, try any type of cheese, top with Ritz crackers or stuffing mix. This versatile recipe is a must for economical cooks!

12. Spaghetti Squash Casserole

Spaghetti squash is a great option if you want all the taste and texture of pasta noodles without the carbs.

Simply shred it into ribbons and stir it together with diced tomatoes, bell peppers, Italian spices, and ground turkey to make this delicious dish.

In a rush? No problem. You can roast the squash the day beforehand to make the prep easier and shorten the cooking time.

13. Broccoli Cheese Casserole

This creamy casserole is a hug in a baking dish.

Loaded with vegetables, smothered in cheese, and baked to golden brown perfection, it’s the ultimate cozy side.

This is a rich vegetable dish that works best with simple mains.

It’ll be a great addition to roasted meats or poultry, grilled fish, or even just a plain salad and crusty bread for dipping.

14. Baked Scalloped Corn Casserole

Sweet and creamy, scalloped corn is one of our family favorites.

And it’s surprisingly easy to whip together. This dish may be big on taste, but it’s light on prep.

Just mix corn with milk, eggs, and cracker crumbs then bake! It’ll puff up a little on baking and is best served straight from the oven.

15. Copy Cat Cracker Barrel Hash Brown Casserole Recipe

Copycat recipes are the best. You’ll get the delicious flavors of a restaurant meal, without ruining your diet or leaving the house.

This fun side is inspired by the legendary Cracker Barrel hash browns, and it definitely lives up to the hype.

Made with frozen hash browns, it’s super-easy to throw together and is super-tasty!

16. Baked Brussels Sprouts Casserole (Keto Friendly Recipe)

Brussels sprouts are a must at Christmas, but it’s easy to get bored with the usual bland recipes.

Shake up your sprouts with this keto-friendly casserole.

It combines Brussels sprouts with chopped bacon bits, cream cheese, and seasonings to make a truly delicious vegetable side.

Try it with the kids. One bite, and you won’t have to beg them to eat their greens, they’ll gobble them up!

17. One-Pot Creamy Chicken and Asparagus Casserole

One-pot meals are the answer to busy mid-week dinners.

And it doesn’t get much easier than this wholesome chicken and asparagus dish.

Chunks of juicy chicken are stirred with asparagus, mushrooms, and onions into a thick, cheese-laden sauce.

Serve it as-is, or bulk it out with a side of fluffy quinoa or rice.

18. Yellow Squash Casserole

The perfect way to use up your garden squash, this healthy casserole is packed with nutrition and flavor.

It’s a gratin-style dish that’s ideal for family dinners. It’s made by layering squash in a creamy sauce.

19. Mushroom and Black Bean Tortilla Casserole

Serve up this casserole for your next Taco Tuesday and your family will thank you.

It’s a mouth-watering mix of Tex-Mex flavors, encased in a bubbly bake.

20. Roasted Veggie Enchilada Casserole

This vegetarian main is a showstopper. It may even entice some non-vegetarians at the table, so make extra!

A tasty mix of roasted root vegetables, beans, Mexican spices, cheese, and tortillas, it’s bursting with fiery flavor and tempting textures.

Serve this one with all the Southern sides – sour cream, salsa, guacamole, fresh cilantro. It’s a dish that deserves the best.