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.

Pizza Casserole

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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.
