21 Casserole Recipes That Helped Me Stretch One Grocery Run For Days

Stretching groceries doesn’t always mean eating the same sad thing five days straight. These 21 casserole recipes make leftovers feel less like leftovers and more like dinner doing its job. You get variety without another trip to the store. Honestly, the fridge felt like it was pulling its weight for once.

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

Ravioli Casserole

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

You’d be surprised how Ravioli Casserole can stretch over multiple days. It’s packed with layers that make it a filling option for dinner. It’s an easy way to use up pantry staples and keep leftovers exciting. Plus, it’s just as good after reheating, so nothing goes to waste.
Get the Recipe: Ravioli Casserole

Asparagus Casserole

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

A great option for feeding a family is Asparagus Casserole. It’s a simple way to make veggies the star of the meal, but it’s hearty enough to feel complete. The leftovers hit just as well, so doubling the batch is a good idea. It’s proof that ingredient combos don’t have to be fancy to be solid.
Get the Recipe: Asparagus Casserole

Broccoli Casserole

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

When you need something simple but hearty, Broccoli Casserole gets the job done. It makes use of ingredients you probably already have lying around. Even picky eaters tend to give it a thumbs up. It’s a reliable choice for stretching meals across the week.
Get the Recipe: Broccoli Casserole

Cheesy Cauliflower Casserole

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

If you’re in the mood for something hearty and cheesy, Cheesy Cauliflower Casserole checks the box. It’s a creative way to work more veggies into the rotation. You can crank out several meals from one batch and save time during the week. It’s simple but still a solid option for weekday dinners.
Get the Recipe: Cheesy Cauliflower 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.

A great morning meal that can last all week is Egg and Potato Breakfast Casserole. You can make it ahead and heat it up when you’re rushed for time. It’s filling and keeps you going without needing a ton of effort in the mornings. Breakfast never felt more manageable than with this one.
Get the Recipe: Egg and Potato Breakfast 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 haven’t tried Brussels Sprouts Casserole, it’s worth a shot. It’s a sneaky way to make these veggies into something everyone around the table enjoys. Plus, leftovers work for both side dishes and a main. It’s a reliable pick when you want to stretch your groceries.
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.

Breakfast gets way easier with Cinnamon Roll Casserole. It’s sweet and works great for make-ahead meals or a quicker setup for a special morning. Serve it up in slices, and suddenly you’ve got enough to feed everyone. You can’t go wrong when mornings need to feel less rushed.
Get the Recipe: Cinnamon Roll Casserole

Cheesy Zucchini Casserole

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

I always keep Cheesy Zucchini Casserole in my back pocket for busy weeks. It’s veggie-packed but doesn’t skimp on being filling. Leftovers reheat like a dream and actually get better over time. It’s nice to eat something hearty without needing to break up the whole day cooking.
Get the Recipe: Cheesy Zucchini Casserole

Egg Casserole

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

For brunch or a flexible dinner, Egg Casserole is hard to beat. It’s one of those meals you can mix up a bit but still rely on every time. Get a few servings now and store the rest for later; it holds up well. There’s nothing like something simple and reliable for the week.
Get the Recipe: Egg Casserole

Corn Casserole

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

When you’re after a side that could double as a meal, Corn Casserole has your back. It’s easy to throw together and feeds a good number of people without much hassle. It’s the kind of dish that keeps everyone reaching for another scoop. You’ll want this recipe saved in your stash for sure.
Get the Recipe: Corn 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.

A solid choice when you need cozy leftovers is Eggplant Casserole. It’s hearty enough for dinner and manages to be pretty simple to put together. It stretches a single grocery run into multiple meals, which I always appreciate. That’s what makes it a weeknight must in my house.
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.

If you like breakfast with just a bit of indulgence, French Toast Casserole is a real winner. It’s one of those recipes that works for weekends but doesn’t take forever to prep. Make a big dish, and you’ll have enough to last past breakfast. Reheats well, so mornings are less stressful.
Get the Recipe: French Toast Casserole

Hashbrown Casserole

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

For something quick with familiar ingredients, think Hashbrown Casserole. It’s comforting and hard to beat when you want a dish that’s super filling. Whether it’s breakfast, lunch, or dinner, it works for about any time of day. Leftovers always disappear fast, so there’s no waste.
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.

Sometimes you just need something a little different, and Pineapple Casserole will surprise you in the best way. It’s the kind of dish that leans sweet while still working great as a side. You can stretch it to go with lunches or dinners for several days. It might sound odd at first, but it’s one of those recipes that just works.
Get the Recipe: Pineapple Casserole

Potato Casserole

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

If you’re craving comfort food, Potato Casserole is a solid choice. It’s hearty, filling, and keeps well for days without getting boring. It works on its own or as a side with whatever you’ve got. Making it once can cover a lot of meals during a busy week.
Get the Recipe: Potato Casserole

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.

For those plant-based eaters, Vegan Tater Tot Casserole is an easy go-to. It’s a fun option that still feels classic but avoids any animal products. The leftovers reheat really well, making your weekly meal planning a little easier. Plus, who doesn’t love topping a dish with tater tots?
Get the Recipe: Vegan Tater Tot 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.

You can’t go wrong with Sweet Potato Casserole With Marshmallows when you want something sweet and comforting. This dish feels like a treat while still being pretty practical to make. It makes for a great side, and the marshmallow topping makes every bite feel special. It’s a crowd-pleaser that’s worth making on repeat.
Get the Recipe: Sweet Potato Casserole With Marshmallows

Vegetable Casserole

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

When you want something light yet filling, Vegetable Casserole is a great option. It’s one of those dishes that feels versatile, working as a main or side. It’s also an easy way to use up whatever veggies you have on hand. Make a big pan, and you’ve got meals ready for a few days.
Get the Recipe: Vegetable Casserole

Wild Rice Casserole

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

When you’re looking for depth in a dish, Wild Rice Casserole has you covered. It keeps you full and is a unique twist from more common casseroles. You can also customize it depending on what’s in your pantry. Meals with this casserole last, making it perfect for stretching out your grocery haul.
Get the Recipe: Wild Rice Casserole

Yellow Squash Casserole

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

For something simple and low-key, Yellow Squash Casserole is always a nice pick. It’s perfect for packing some veggies into your meals while staying hearty. This one holds up great in the fridge for leftovers, too. It’s a dish you’ll enjoy every time you reheat it.
Get the Recipe: Yellow Squash 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.

Everyone knows and loves Green Bean Casserole because it’s such a classic. It’s as easy as it is timeless, and it works great for meal planning. Pair it with your main protein or keep it as the star of the plate. Whatever your setup, it’s sure to stretch through busy weeks.
Get the Recipe: Green Bean Casserole

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