21 Casseroles That Make Leftovers The Best Part Of The Meal

Leftovers do not have to feel boring or plain. With the right mix, something new and tasty can come from what is already in the fridge. Warm, filling, and full of flavor, these meals bring comfort with every bite. No need to waste anything when good food still has life. Here are 21 casseroles that make leftovers the best part of the meal.

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.

Asparagus Casserole

Cheesy asparagus casserole on a plate with a fork.
Asparagus Casserole. Photo credit: Splash of Taste.

Picture a hearty meal that you can enjoy for days. Asparagus Casserole brings together tender asparagus with a creamy blend that keeps you coming back for more. When reheated, the flavors become even more robust. It’s perfect for weekday dinners and easy meal prepping. A delicious way to save time and enjoy comfort food.
Get the Recipe: Asparagus Casserole

Vegetable Casserole

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

There’s something about a dish that combines a variety of vegetables baked to perfection. Vegetable Casserole is a colorful, wholesome meal that stands the test of time. Each bite is rich and full of flavor, making leftovers something to look forward to. Ideal for family dinners or a simple weeknight treat. A heartwarming dish everyone will love.
Get the Recipe: Vegetable 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.

If you love hearty meals, this one’s for you. Brussels Sprouts Casserole brings together the nutty flavor of Brussels sprouts in a cheesy, creamy mix that’s hard to resist. It tastes even better the next day, making it perfect for meal prep. Great for both picky eaters and those who love trying new flavors. A real crowd-pleaser.
Get the Recipe: Brussels Sprouts 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.

Think of your favorite breakfast pastry but in a form you can enjoy any time. Cinnamon Roll Casserole combines cinnamon and sweetness into a gooey, delicious treat. Reheating it brings out those warm, comforting flavors all over again. Serve it for breakfast or dessert, it’s fantastic either way. A lovely indulgence to enjoy repeatedly.
Get the Recipe: Cinnamon Roll Casserole

Egg and Potato Breakfast Casserole

A plate with a slice of Egg & Potato Breakfast Casserole and a fork.
Egg and Potato Breakfast Casserole. Photo credit: Splash of Taste.

Kickstart your morning with a flavorful, filling dish. Egg and Potato Breakfast Casserole has layers of eggs, potatoes, and other tasty ingredients. It’s just as tasty the next day, so you can enjoy a quick breakfast without any hassle. Perfect for busy mornings or lazy weekends. A breakfast that keeps on giving.
Get the Recipe: Egg and Potato Breakfast Casserole

Corn Casserole

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

Indulge in a dish that combines the sweetness of corn with a creamy texture. Corn Casserole is a comfort food that brings delight with every spoonful. Leftovers maintain their wonderful consistency, making them perfect for another meal. You’ll love having this ready in your fridge. A versatile and quick-to-reheat option.
Get the Recipe: Corn 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.

Here’s a classic that never gets old. Green Bean Casserole mixes crunchy green beans with a creamy sauce and crispy topping. It’s even more enjoyable when you warm it up the next day. This dish is great for simple dinners or fancy occasions. A classic that’s always a hit on any table.
Get the Recipe: Green Bean Casserole

Yellow Squash Casserole

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

Taste the comforting texture of yellow squash in a delicious baked dish. Yellow Squash Casserole brings out the best of this vegetable in a flavorful blend. It reheats beautifully, making your meal prep easier than ever. Suitable for lunches, dinners, or a quick snack. Enjoy this homely dish with every bite.
Get the Recipe: Yellow Squash Casserole

Hashbrown Casserole

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

There’s nothing quite like the perfect combination of potatoes and cheese. Hashbrown Casserole blends these two ingredients into a dish that keeps you coming back. It’s ideal for leftovers since the flavors get even better. Serve it any time of day for a comforting, easy meal. A must-try for potato lovers.
Get the Recipe: Hashbrown Casserole

Cheesy Zucchini Casserole

A casserole dish with zucchini and cheese on it.
Cheesy Zucchini Casserole. Photo credit: Splash of Taste.

Discover a dish where zucchini and cheese meet to create a creamy delight. Cheesy Zucchini Casserole is always a hit thanks to its rich, comforting flavors. Even better when reheated, this meal is perfect for anytime. A quick and tasty option to enjoy throughout the week. Remains flavorful till the last bite.
Get the Recipe: Cheesy Zucchini Casserole

Pineapple Casserole

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

Layers of sweet and tangy pineapple combined with a crunchy topping create a truly unique experience. The Pineapple Casserole is a blend of surprising flavors that works every single time. Enjoy it warm and let the tropical vibes bring joy to your taste experience. Bonus? The leftovers taste even better the next day. Perfect for any meal, any time.
Get the Recipe: Pineapple Casserole

Cheesy Cauliflower Casserole

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

Creamy, cheesy, and loaded with cauliflower, it’s a dish that promises comfort with every bite. The Cheesy Cauliflower Casserole turns simple ingredients into a bubbling, golden delight. A great way to sneak in some veggies and satisfy that cheese craving. And guess what? Leftovers make for a quick and tasty lunch the next day.
Get the Recipe: Cheesy Cauliflower Casserole

Broccoli Casserole

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

It’s hearty, cheesy, and packed with broccoli, making it a go-to for any time you need a wholesome meal. The Broccoli Casserole brings together cheesy goodness and green veggies in a way that everyone will love. Effortlessly reheats the next day, keeping that gooey consistency intact. Great for sneaking in those greens without anyone complaining.
Get the Recipe: Broccoli Casserole

French Toast Casserole

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

Bites of soft, custardy bread with hints of cinnamon and vanilla make breakfast something to look forward to. The French Toast Casserole is perfect for brunch, with flavors that will warm your heart. Whether you make it the night before or fresh in the morning, it’s always a hit. Day-old pieces are just as delicious when heated up, which is perfect for a quick breakfast.
Get the Recipe: French Toast Casserole

Potato Casserole

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

Creamy and comforting, every bite feels like a hug from the inside. The Potato Casserole features tender, thinly sliced potatoes enveloped in a rich, velvety sauce. It is a wonderful side dish or even a main when you want to keep it simple and tasty. Just wait till you try the reheated leftovers; they’re even better! Comfort food at its best.
Get the Recipe: Potato 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.

A holiday favorite that combines sweet potatoes and marshmallows for a dish that’s both sweet and tasty. The Sweet Potato Casserole With Marshmallows mixes the best of both worlds in one pan. A perfect side or even dessert for your gatherings. Easily reheats for that delicious next-day bite. Just be prepared for requests for seconds!
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.

A plant-based comfort food classic that satisfies everyone at the table. The Vegan Tater Tot Casserole layers vegetables and vegan protein topped with crispy tater tots. Makes for an easy and delicious meal anytime. Next-day leftovers stay crispy and just as tasty when reheated. Ideal for meal-prep or casual dinners.
Get the Recipe: Vegan Tater Tot Casserole

Egg Casserole

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

A versatile dish that can be enjoyed any time of the day. The Egg Casserole is packed with protein and works well with a variety of add-ins. It’s a lifesaver for those busy mornings or a lazy weekend brunch. Leftovers make the quickest breakfast or brunch, still delicious when reheated. Customize it to your liking each time!
Get the Recipe: Egg 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.

Delicious layers of ravioli, sauce, and cheese bake together into one fantastic dish. The Ravioli Casserole is a comforting and easy way to enjoy pasta without much fuss. Perfect for busy weeknights or weekends when you want something warm and filling. Makes great leftovers that are equally fulfilling when reheated. Enjoy every cheesy, saucy bite.
Get the Recipe: Ravioli Casserole

Wild Rice Casserole

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

Nutty wild rice mixed with veggies creates a hearty and flavorful dish. The Wild Rice Casserole is perfect for those who love a textured and wholesome meal. Easy to make ahead and heat up, making it great for busy days. Tastes just as good the next day, making leftovers a breeze. Throw in some added protein if you like!
Get the Recipe: Wild Rice 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.

Tender eggplant in a flavorful sauce makes for a delicious dish. The Eggplant Casserole is an excellent way to enjoy this versatile vegetable. It’s rich, tasty, and easy to prepare. Leftovers are just as tasty, perfect for another meal on a busy day. Will quickly become a favorite in your recipe collection.
Get the Recipe: Eggplant Casserole

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