This post may contain affiliate links, Read the full disclosure here.

When I say this Dump-and-Bake Meatball Casserole saved my Wednesday night, I mean it. It was one of those evenings: I was tired, my kids were hangry, and I needed dinner fast without a ton of clean-up.

That’s the magic of this recipe. No boiling pasta. No sautéing. Just mix, dump, bake, and eat. And it tastes like you worked way harder than you did. Trust me, it’s the kind of meal that makes everyone around the table say, “This is really good,” after the first bite.

Why You’ll Love This Dump-and-Bake Meatball Casserole

No pre-cooking pasta – the oven does all the work.
Frozen meatballs = zero prep
One dish = minimal clean-up
Crowd-pleaser – cheesy, saucy, and hearty
Easy to customize – try different sauces, cheeses, or pastas

It’s great for busy weeknights, potlucks, or any night you just don’t feel like fussing with 3 pans and 12 steps.

Cheesy dump-and-bake meatball casserole in a white baking dish with melted mozzarella and fresh herbs

Ingredients You’ll Need

Here’s what you need for a cozy, cheesy Dump-and-Bake Meatball Casserole:

1 pound frozen meatballs (store-bought or homemade)
1 can (24 oz) pasta sauce (use your favorite jarred marinara or homemade)
1 cup water
2 cups uncooked pasta (penne or rigatoni work best)
1 cup shredded mozzarella cheese
1/4 cup grated Parmesan cheese
Optional: fresh basil or parsley for garnish

Want to switch it up?

Use bow tie pasta or rotini instead of penne
Try turkey or veggie meatballs for a lighter twist
Use vodka sauce or alfredo for something different

How to Make Dump-and-Bake Meatball Casserole

This couldn’t be easier! Grab a 9×13 baking dish and let’s go:

Step-by-Step Instructions

Preheat your oven to 375°F (190°C).
In a large baking dish, combine:

Frozen meatballs
Pasta sauce
Water

Stir in the uncooked pasta. Make sure it’s evenly coated and submerged in sauce.
Cover tightly with foil and bake for 25 minutes.
Remove foil. Sprinkle with mozzarella and Parmesan.
Bake uncovered for another 5–10 minutes until cheese is bubbly and golden.
Let cool for a few minutes, garnish with chopped parsley or basil, and serve.

Serving Suggestions

Serve with a side salad and crusty garlic bread
Add a sprinkle of red pepper flakes for heat
Pair with a glass of red wine (for the grown-ups!)

Tips for Perfect Casserole Every Time

Don’t skimp on sauce—pasta absorbs a lot as it cooks
Cover the dish well so moisture stays in
Use a ceramic or glass dish to prevent sticking
Stir well before baking to ensure pasta cooks evenly

Make-Ahead & Freezer Tips

Assemble the whole thing in the morning and store (uncooked) in the fridge until dinner
Or freeze the fully baked casserole and reheat at 350°F until warmed through
Leftovers keep well in the fridge for up to 4 days

Dump-and-Bake Meatball Casserole FAQs

Can I use fresh meatballs?

Yes! Just brown them first to ensure they cook through. This recipe assumes frozen, pre-cooked meatballs.

Can I make it in a crockpot?

You can! Dump everything (except cheese) in and cook on low for 4–5 hours. Add cheese at the end.

What pasta works best?

Short pasta like penne, rigatoni, or bow ties hold up beautifully. Avoid thin pasta like spaghetti.

How do I keep it from drying out?

Make sure the pasta is fully submerged in sauce + water. Don’t skip covering it with foil!🍲 More Meatball Recipes to Try

Save This Recipe for Later

Don’t forget to pin it! Follow us on Pinterest for more dump-and-bake dinners, meatball meals, and easy weeknight favorites.

Final Thoughts

I make this Dump-and-Bake Meatball Casserole at least twice a month—and not just because it’s easy. It’s warm, filling, and makes everyone feel like home.

If you’re looking for a go-to recipe that requires zero stress but delivers 100% comfort, this is it.

Let me know if you try it! Drop a comment, leave a rating, or tag @RitzyRecipes on Instagram. I’d love to see your version.