Leftovers You’ll Fight Over—29 Casseroles Made For Round Two

Some meals taste even better the next day. Warm, rich, and full of flavor, these dishes bring comfort again and again. No need to worry about waste when every bite gets finished fast. Seconds, thirds, and still not enough to go around. Leftovers you’ll fight over 29 casseroles made for round two.

A close-up of a spoon lifting a portion of hamburger casserole, showcasing baked macaroni and cheese layered with ground meat and topped with lettuce and creamy sauce.
Hamburger Casserole. Photo credit: Hungry Cooks Kitchen.

Pizza Casserole

A close-up of a baked pasta dish with melted cheese, pepperoni slices, and herbs, showing a serving being lifted, revealing gooey cheese strands.
Pizza Casserole. Photo credit: My Reliable Recipes.

Your fridge leftovers can turn into a meal everyone loves. Pizza Casserole has all the pizza flavors that are easy to reheat. This dish makes busy nights easier and tastier. Knowing there’s more waiting in the fridge feels rewarding. So, don’t be surprised if everyone wants those leftovers.
Get the Recipe: Pizza Casserole

Egg Casserole

A casserole dish containing egg casserole.
Egg Casserole. Photo credit: Splash of Taste.

Breakfast for several days made easy. Egg Casserole is full of protein and veggies, perfect for the mornings. Leftovers stay delicious and save you time. No need to worry about what’s for breakfast tomorrow. You’ll appreciate having this ready to go.
Get the Recipe: Egg Casserole

Million Dollar Casserole

A serving spoon lifts a portion of creamy, baked casserole with a crunchy topping, revealing melted cheese.
Million Dollar Casserole. Photo credit: Hungry Cooks Kitchen.

Feeling like something indulgent, Million Dollar Casserole delivers rich and hearty flavors. Leftovers are just as good, if not better. Everyone will want a piece for the next meal. Worth making for the luxury of tasty second servings.
Get the Recipe: Million Dollar Casserole

Spaghetti Casserole

A serving of cheesy baked spaghetti is being lifted with a utensil. The dish is topped with melted cheese and garnished with herbs.
Spaghetti Casserole. Photo credit: My Reliable Recipes.

Comfort food takes a simple form here. Spaghetti Casserole blends the ease of a casserole with familiar spaghetti. Leftovers are easy to reheat and just as enjoyable. Perfect for a busy week when time is of the essence. You’ll be happy you made extra.
Get the Recipe: Spaghetti Casserole

Green Bean Casserole

A casserole dish filled with green bean casserole with a spoon in it.
Green Bean Casserole. Photo credit: Splash of Taste.

Classic and comforting, another round is welcomed. Green Bean Casserole provides a tasty side dish that keeps its charm. The crunchy topping stays appealing even the next day. It’s perfect for ready-to-serve meals later in the week. You’ll be glad to have this dish prepped and waiting.
Get the Recipe: Green Bean Casserole

Mexican Casserole

A plated serving of cheesy casserole with ground meat, topped with sliced green onions and parsley, accompanied by a fork.
Mexican Casserole. Photo credit: Hungry Cooks Kitchen.

Love bold meals that last, Mexican Casserole is great for leftovers that keep their vibrant flavor. Reheating doesn’t lose any of its flair. It’s quick, flavorful, and good to go for busy days. Making an extra serving is a smart move.
Get the Recipe: Mexican Casserole

Cattle Drive Casserole

A slice of cheesy lasagna being lifted from a baking dish, topped with melted cheese and parsley.
Cattle Drive Casserole. Photo credit: My Reliable Recipes.

Hearty meals are easy with Cattle Drive Casserole. Perfect for filling and flavorful leftovers. Just reheat and enjoy another comfort meal. You’ll quickly see why it’s a leftover worth fighting over. Ideal for busy schedules that need hearty solutions.
Get the Recipe: Cattle Drive Casserole

Cinnamon Roll Casserole

Close-up of a dish of warm cinnamon rolls topped with white glaze.
Cinnamon Roll Casserole. Photo credit: Splash of Taste.

Breakfast just got sweeter with Cinnamon Roll Casserole. Leftovers are quick morning treats everyone will be eager to have. Simple to reheat and keeps its deliciousness. It’s a great option for a sweet breakfast on more than one day. Perfect for those with a morning sweet tooth.
Get the Recipe: Cinnamon Roll Casserole

Ravioli Casserole

Close-up of a baked dish with ravioli, mushrooms, asparagus, and melted cheese on top.
Ravioli Casserole. Photo credit: My Reliable Recipes.

Change up your pasta night easily. Ravioli Casserole is a comforting meal that remains tasty when reheated. Leftovers are as good as the first serving. Having extra means more great meals ahead. A winner for family dinners that extend to the next day.
Get the Recipe: Ravioli Casserole

Taco Casserole

A bowl of taco casserole topped with melted cheese, black olives, tomatoes, and green onions, with a creamy dip in the background.
Taco Casserole. Photo credit: Pocket Friendly Recipes.

All your favorite taco flavors come together in this dish. Taco Casserole makes great leftovers that don’t lose their appeal. Ideal for those days when you want a quick but flavorful meal. Second servings will be just as sought after. Perfect for busy households.
Get the Recipe: Taco Casserole

Stuffed Pepper Casserole

A spoonful of stuffed pepper casserole with ground meat, red and green bell peppers, cheese, and rice, garnished with herbs.
Stuffed Pepper Casserole. Photo credit: My Reliable Recipes.

Looking for an easy yet delicious meal for round two. Check out Stuffed Pepper Casserole, perfect for using up leftover rice and ground meat. Every bite is packed with the flavors of bell peppers and a hint of cheese. You’ll love how simple it is to make and how hearty it feels. Surely, this dish will become a household favorite.
Get the Recipe: Stuffed Pepper Casserole

Corn Casserole

Corn casserole in a casserole dish with a portion removed.
Corn Casserole. Photo credit: Splash of Taste.

Leftover corn has never tasted this good. Corn Casserole is an ideal dish to transform your extra corn into a creamy, comforting meal. It’s easy to whip up and pairs well with just about anything. With its rich texture, it’s bound to please every time. Get ready for it to be everyone’s favorite leftover meal!
Get the Recipe: Corn Casserole

Tater Tot Breakfast Casserole

Close-up of a tater tot breakfast casserole topped with melted cheese, sliced green onions, and chopped herbs.
Tater Tot Breakfast Casserole. Photo credit: My Reliable Recipes.

Imagine waking up to a warm, delicious meal that’s got leftovers written all over it. Tater Tot Breakfast Casserole makes mornings more exciting with its combination of crispy tots and fluffy eggs. A hint of cheese brings all the flavors together beautifully. Perfect for using whatever’s in the fridge. Breakfast just got a whole lot better!
Get the Recipe: Tater Tot Breakfast Casserole

Potato Casserole

Potato Casserole being served.
Potato Casserole. Photo credit: Splash of Taste.

Need a way to use up those extra potatoes from dinner last night? Potato Casserole is here to save the day. Creamy layers of potatoes and a touch of melted cheese create a truly comforting dish. You’ll love how easy it is to put together. Just toss it in the oven and enjoy a hearty meal once more.
Get the Recipe: Potato Casserole

Cowboy Casserole

Close-up of a cowboy casserole in a white dish, showing layers of ground meat and vegetables topped with a golden-brown mashed potato crust, garnished with chopped parsley.
Cowboy Casserole. Photo credit: Pocket Friendly Recipes.

Got some leftover veggies and meat, turn them into a hearty Cowboy Casserole. It’s loaded with flavors and topped with cheese and crispy tots. Just bake until golden and bubbly. The whole family will be asking for seconds.
Get the Recipe: Cowboy Casserole

Brussels Sprouts Casserole

Casserole dish with Brussels sprouts, crispy onions, cheese, and herbs, mixed with a spoon.
Brussels Sprouts Casserole. Photo credit: Splash of Taste.

Transform those leftover Brussels sprouts into a Brussels Sprouts Casserole. Blending rich, creamy textures with the unique flavor of Brussels sprouts, this dish is a game-changer. It’s simple to make and incredibly delicious. Perfect for when you want something familiar yet different. Everyone will enjoy this tasty twist on a classic vegetable.
Get the Recipe: Brussels Sprouts Casserole

Vegan French Toast Casserole

Close-up of baked French toast with strawberries, blueberries, and raspberries, dusted with powdered sugar and drizzled with syrup in a baking dish.
Vegan French Toast Casserole. Photo credit: Two City Vegans.

Got some bread that’s a bit too stale, give it new life with Vegan French Toast Casserole. It’s an easy, delicious way to enjoy a classic breakfast without any animal products. The flavors are cozy and perfect for a relaxed morning at home. It’s sure to become a favorite that’s requested again and again!
Get the Recipe: Vegan French Toast Casserole

Sweet Potato Casserole With Marshmallows

A person scooping a sweet potato casserole out of a baking dish.
Sweet Potato Casserole With Marshmallows. Photo credit: Splash of Taste.

Make your leftovers exciting with Sweet Potato Casserole With Marshmallows. This dish mixes the natural sweetness of sweet potatoes with a gooey, tasty topping of marshmallows. It’s a guaranteed crowd-pleaser, especially for sweet tooths. Easy to prepare and even easier to enjoy. Your leftovers never had it so good!
Get the Recipe: Sweet Potato Casserole With Marshmallows

Vegan Tater Tot Casserole

Close-up of a dish with crispy tater tots, green bell peppers, and a creamy sauce, topped with fried onions.
Vegan Tater Tot Casserole. Photo credit: Two City Vegans.

Leftover veggies will thank you when they become part of Vegan Tater Tot Casserole. This dish is completely plant-based yet incredibly delicious. It’s simple to prepare and perfect for a quick meal. Topped with crispy tots, it’s comfort food at its best. A great way to make an impact with your leftovers!
Get the Recipe: Vegan Tater Tot Casserole

Cheesy Cauliflower Casserole

Cheesy cauliflower casserole in a white dish with spoons.
Cheesy Cauliflower Casserole. Photo credit: Splash of Taste.

Cauliflower steaks left from last night, create a delicious Cheesy Cauliflower Casserole. The blend of cheese and cauliflower makes for a dish that’s both creamy and crunchy. Quick to prepare and perfect for a cozy meal. You won’t believe it started as a leftover!
Get the Recipe: Cheesy Cauliflower Casserole

Vegetable Casserole

A baked casserole with a golden breadcrumb topping, garnished with fresh herbs.
Vegetable Casserole. Photo credit: Two City Vegans.

Leftover vegetables can transform into a great meal. Toss them together for a Vegetable Casserole that’s both easy and tasty. This dish makes those extra veggies shine in a new way. It’s amazing how well it all comes together. Leftovers never looked so good.
Get the Recipe: Vegetable Casserole

Hashbrown Casserole

Hashbrown casserole being served.
Hashbrown Casserole. Photo credit: Splash of Taste.

Have some spare hashbrowns, turn them into a comforting Hashbrown Casserole everyone will enjoy. This dish is perfect for combining simple ingredients into something special. It’s not just a breakfast food anymore. Make the most of those leftovers with this easy recipe.
Get the Recipe: Hashbrown Casserole

Pineapple Casserole

Pineapple casserole in a casserole dish with a serving spoon in it.
Pineapple Casserole. Photo credit: Splash of Taste.

Leftover pineapple can be turned into a sweet and tangy Pineapple Casserole. This dish is unexpected and delicious. It’s a creative way to use leftovers. Perfect as a side dish or even as a dessert. You’ll be pleasantly surprised by the unique flavor.
Get the Recipe: Pineapple Casserole

Yellow Squash Casserole

Squash casserole being served with a wooden serving spoon.
Yellow Squash Casserole. Photo credit: Splash of Taste.

Extra squash lying around, whip it up into a Yellow Squash Casserole that’s a hit with everyone. This dish is straightforward and brings out great flavors. It’s a wonderful way to utilize those leftover squashes. Dinner just got better with this addition.
Get the Recipe: Yellow Squash Casserole

Wild Rice Casserole

A bowl of pasta with lemon slices and parmesan cheese.
Wild Rice Casserole. Photo credit: Splash of Taste.

Got some leftover wild rice, mix it into a hearty Wild Rice Casserole for a filling meal. This recipe combines simple ingredients into a great dish. It’s a convenient way to use leftovers creatively. You’ll love how easy and delicious it is.
Get the Recipe: Wild Rice Casserole

Broccoli Casserole

Someone serving broccoli casserole.
Broccoli Casserole. Photo credit: Splash of Taste.

Turn your leftover broccoli into a delicious Broccoli Casserole. This dish is creamy and enjoyable for all ages. It’s a simple yet flavorful way to make those leftovers special. Perfect for any meal, it’s sure to please. Don’t let that broccoli go to waste.
Get the Recipe: Broccoli Casserole

Eggplant Casserole

A slice of cheesy eggplant lasagna with tomato sauce is being lifted from a pan, showing stretchy melted cheese. A bowl is blurred in the background.
Eggplant Casserole. Photo credit: Splash of Taste.

Extra eggplants can become an Eggplant Casserole. This dish really makes the most out of what you have. It’s an easy way to use up leftovers without the fuss. Everyone will appreciate how tasty it is. Leftovers have never been this good.
Get the Recipe: Eggplant Casserole

French Toast Casserole

A person taking a portion of French toast casserole.
French Toast Casserole. Photo credit: Splash of Taste.

Stale bread can be transformed into a delicious French Toast Casserole. It’s a perfect way to use up leftovers for a mouth-watering breakfast. Simple ingredients come together to make something special. Great for those leisurely mornings when you want something easy yet tasty. Turn that old bread into a treat.
Get the Recipe: French Toast Casserole

Hamburger Casserole

A close-up of a spoon lifting a portion of hamburger casserole, showcasing baked macaroni and cheese layered with ground meat and topped with lettuce and creamy sauce.
Hamburger Casserole. Photo credit: Hungry Cooks Kitchen.

Leftover ground beef makes a fantastic Hamburger Casserole. This dish is ideal for a quick and hearty meal. Combine your leftovers into a delicious dinner everyone will enjoy. It’s perfect for feeding a crowd with minimal effort. You’ll love how practical and tasty it is.
Get the Recipe: Hamburger Casserole

About the Author
A woman with long brown hair is smiling and standing with her arms crossed. She is wearing a sleeveless, black and white diamond-patterned dress.

Hey there! I’m Mandy

Mandy Applegate is a home cook, food blogger, and writer who believes the best meals are the ones shared with the people you love.

She’s all about easy recipes that taste amazing, the kind that make ordinary days feel a little more special and remind you why cooking at home matters.

She has been published on NBC, the Daily News, the Boston Herald, and the Chicago Sun-Times, amongst many others.

Similar Posts

Leave a Reply

Your email address will not be published. Required fields are marked *