When you think of casseroles, you probably imagine rectangular dishes and oven racks.
However, these slow cooker casserole recipes will have you viewing casseroles in a whole new light.
Casseroles are a comforting, hearty meal that most people love, but it can sometimes be a hassle to pull them together and then monitor them in the oven for X amount of time.
You can whip up these slow cooker casserole recipes in a jiffy and then leave them alone and let the slow cooker do its thing.
It’s a quick, almost effortless way to cook a dinner that’s good for the whole family.
So, let’s check out 23 of my favorite casseroles you can make in the slow cooker.
Slow Cooker Casseroles We Adore
This Crockpot pizza casserole has everything you love best about pizza – ground beef, pepperoni, garlic, tomato sauce, and plenty of cheese.
However, you’ll get to enjoy it in an easy-to-make, pasta-based casserole that takes only 15 minutes to pull together.
It’ll take another 5 hours to cook, but that’s idle time that you won’t have to worry about at all.
This Dorito taco casserole takes taco salad to a whole new level with all the best ingredients: lean beef, diced tomatoes, chiles, taco seasoning, crushed Doritos, cheese, and more.
The secret ingredient, though, is the Bacon Catalina dressing, which adds a rich, tangy depth of flavor that you just can’t match in regular taco salad.
Furthermore, besides browning the beef, you just have to dump everything into the slow cooker and let it do all the work.
The whole thing takes a little over 4 hours to make, so start it at lunchtime and have it ready for dinner that evening.
Here’s another excellent option for a taco salad-like casserole that contains even more yummy ingredients. There’s quinoa, black beans, bell peppers, corn, and more.
If you like ultra-flavorful meals with a little heat and a lot of protein, this is the meal for you.
You’ve probably had hash brown casserole before, but you’ve probably never had a version of it that’s this good.
It’s creamy, cheesy, and hearty and has plenty of tender potato chunks to satisfy even the most rumbly tummies.
It takes 8 hours to cook properly, but it uses only five ingredients (plus salt and pepper). It’s easy, convenient, and delicious.
Want to know the secret to making the fluffiest, lightest, and creamiest corn casserole imaginable? Forego the oven and make it in the Crockpot instead.
This delectable casserole uses only six ingredients, and one of them is an entire stick of butter, so that should tell you something about how rich and velvety it is.
If you’re a corn casserole fanatic like me, then trust me when I tell you this recipe is certainly the way to go.
Lightly toasted mini marshmallows on top, gooey cinnamon- and brown sugar-covered sweet potatoes on the bottom — what more could you ask for from sweet potato casserole?
This decadent dish features all your favorite fall spices and tastes precisely like the oven-baked sweet potato casserole you know and love.
Luckily, you won’t have to waste any of your precious oven time with this one because you can make it in the slow cooker instead.
If you’re looking for something filling, garlicky, and full of chunky yumminess, you’ll love this recipe for Crockpot cowboy casserole.
It contains ground beef, onions, kidney beans, potatoes, garlic, tomatoes, cheddar cheese, cream of chicken soup, and plenty of scrumptious seasonings.
This dish is somewhere between chili and a casserole, and it gives you the best of both worlds.
There’s not much that you can’t make in the Crockpot these days, and that includes supremely cheesy, tender, and gooey mac and cheese.
This one is rich, creamy, and has just a hint of paprika for extra flavor.
It’s one recipe you won’t want to miss out on, even if you think you’ve already perfected macaroni and cheese.
First of all, don’t get this tater tot casserole confused with the hash brown casserole above.
The two are entirely different. This one contains a lot more meat, for one thing.
There are also beans, onions, cheese, cream of mushroom soup, and more, turning this slow cooker casserole into an all-in-one meal that’ll keep your belly full on a long, cold night.
If you prefer tuna and noodles to beef and tater tots, this Crockpot tuna noodle casserole might be the better option for you.
It features a smooth and creamy sauce, plenty of herb flavor, and a fantastic topping made from cheddar cheese and breadcrumbs.
Basically, it’s the classic tuna casserole, but you’ll make it in a Crockpot instead of the oven or stove.
This recipe is perfect for those looking for something with more of a South of the Border flair. It’s a little bit spicy and packs an unbelievably flavorful punch.
The ingredients list is a little long, but it only takes 25 minutes to prepare.
Be sure to give it plenty of time to cook in the slow cooker, though, as it takes about 7 hours.
Broccoli casserole is delicious no matter how you make it, but this recipe is so simple that you’ll want to start using it all the time.
All you’ll need is cream of celery soup, sharp cheddar, green onions, frozen broccoli, and Ritz crackers.
The broccoli is tender but retains a wonderful crunch.
The cheese is gooey and fantastic, and the Ritz crackers give it a crunchy top layer that brings the whole thing together.
It may seem like a lot is going on in this busy, colorful casserole, but it’s just chicken broth, frozen pierogies, cheddar cheese, kielbasa, cream cheese, green onions, salt, and pepper.
It’s tangy, savory, and cheesy, and the sausage is juicy and succulent. It’s a hearty dinner that everyone will enjoy.
If you’ve ever had a cabbage roll, you know how tasty and filling they are, but they’re also a pain to roll up.
This casserole gives you all the flavor without any of the hassle.
Simply heat and combine your ingredients, then throw them in the Crockpot for 4 to 6 hours. It doesn’t get much more convenient than that.
This phenomenal Italian casserole is like eggplant parmesan, but it also contains portobello mushrooms, mozzarella, fresh basil, and garlic and onion powders.
It’s certainly a tasty treat, and it takes only 20 minutes to prepare, so it’s the ideal dinner for nights when you just don’t have time to invest a lot of effort into cooking.
This six-ingredient green bean casserole is another simple-to-make slow cooker casserole, and you won’t believe how good it is.
The bottom of the casserole is creamy and full of bean, onion, and mushroom flavor.
The beans are tender, the sauce is thick, and the fried onions on top give it a delightfully crispy crunch.
If you’re looking for the ideal side dish for your next upcoming holiday dinner, give this recipe a try.
I don’t know how to describe this casserole other than to call it insanely good, which is pretty much my ultimate seal of approval.
It contains everything you could want in a complete meal: meat, veggies, starches, cheese, and lots and lots of potent, bold flavors.
If you like meals that contain “everything but the kitchen sink,” this is the one for you.
I guess you’d call the John Wayne casserole “Tex Mex,” but I prefer “Wild West cowboy meets South of the Border yumminess.”
Whatever you call it, this casserole combines tater tots, onions, ground beef, bell peppers, tomatoes, taco seasoning, cheese, and more.
As John Wayne, himself would say, “There’s right, and there’s wrong,” and this casserole is definitely right.
This four-ingredient Crockpot meal isn’t just one of the most effortless ones to fix; it’s also one of the quickest, taking only a bit over an hour from start to finish.
As long as you have a Crockpot, some ground beef, Sloppy Joe sauce, macaroni, and shredded cheddar cheese, you can have this ready in just 70 minutes.
These baked beans are the richest, sweetest, most bacon-and-sausage-flavored baked beans you’ll ever make.
Whether you need a side dish for the holidays or something tasty for a picnic, you can’t go wrong with these delicious legumes.
Slow cooker spaghetti casserole is a lot like baked spaghetti; only it’s cheesier (with mozzarella, parmesan, and cheddar) and creamier.
There are also plenty of fragrant and flavorful herbs and spices, including salt, pepper, crushed red pepper, onion, garlic, and Italian seasoning.
If you need a vegetarian-friendly version, simply leave out the ground beef and sausage.
If you’re looking for a spicy, zesty meal with creamy sauce, large, tender chunks of chicken, lots of peppers and chiles, and plenty of other veggies to boot, this casserole is the one for you.
It’s a bit like chicken and dumplings if you were to use tortillas for the dumplings and add a lot more goodies into the pot.
You can whip up this juicy, nine-ingredient casserole in just 15 minutes, though it’ll need at least 5 more hours to cook.
It’s vegetarian-friendly and contains onions, peppers, zucchini, diced tomatoes, salt, pepper, basil, butter, and parmesan cheese.
It has a fresh, slightly tangy taste and pairs well with just about any type of protein.
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