Meatball Mashed Potato Bake

Featured in Hearty Main Courses.

This dish features juicy meatballs tucked under creamy mashed potatoes and a layer of melted cheese, all baked together for a cozy flavor-packed meal. A savory brown gravy ties the elements together, while optional garnishes such as parsley or green onions add freshness. Using either homemade or prepared ingredients, this bake is adaptable and suitable for quick weeknight dinners or potlucks. Serve with a crisp salad to round out the experience and enjoy a true comfort food favorite that pleases the whole family.

Casey
Updated on Wed, 18 Jun 2025 21:57:13 GMT
Meatball and Mashed Potato Bake Pin it
Meatball and Mashed Potato Bake | cookingwithcasey.com

This Meatball and Mashed Potato Bake is what I reach for on busy nights when my family craves something filling yet fuss free. Just picture juicy meatballs cozied up under a cloud of buttery mashed potatoes and all of it bubbling with melted cheese. It is the culinary equivalent of a warm blanket on a chilly evening and has saved more than a few weeknights in my kitchen when everyone is hungry and tired.

I whipped up this bake on a whim one night with leftover mashed potatoes and a bag of frozen meatballs. It was such a hit that now it is a permanent fixture in our dinner rotation. There is never a single bite left when my kids are at the table.

Ingredients

  • Meatballs: fully cooked homemade or frozen Look for ones with little filler for a meatier texture
  • Mashed potatoes: creamy and fluffy are best If using leftovers give them a stir with a splash of milk for fresh taste
  • Brown gravy: rich and savory Choose homestyle or make your own for best flavor
  • Shredded mozzarella or cheddar cheese: for a melty topping Freshly shredded melts best and gives a richer taste
  • Salt and pepper: to taste Use flaky sea salt for finishing if you have it
  • Optional parsley or green onions: for garnish Adds a fresh pop of color and brightness Sprinkle right before serving

Step-by-Step Instructions

Prepare the Oven:
Preheat your oven to three hundred seventy five degrees F so everything cooks evenly
Build the Meatball Layer:
Lightly grease a baking dish and spread the meatballs in a single layer making sure they are not crowded This helps them heat evenly and soak up the gravy
Add the Gravy:
Pour the brown gravy over the meatballs and gently mix to coat each one well Try to get the gravy into all the spaces for full flavor
Spread the Mashed Potatoes:
Spoon the mashed potatoes over the meatball mixture and smooth with a spatula for an even layer You want to create a seal so the gravy stays underneath
Add the Cheese:
Sprinkle the shredded cheese generously over the mashed potatoes covering every inch This is what gives you the golden bubbling crust
Bake to Perfection:
Put the dish on the center rack and bake uncovered for twenty five to thirty minutes until the top is golden and the edges are bubbling
Let It Rest and Serve:
Take out of oven and let sit for a few minutes before scooping This helps everything set up Garnish with a sprinkle of parsley or green onions for freshness
Meatball and Mashed Potato Bake Pin it
Meatball and Mashed Potato Bake | cookingwithcasey.com

The cheese layer on top is always the part my family fights over and I have learned the hard way to go a little heavy with it No one complains about extra cheese at our house and it always makes this dish feel extra special Around the holidays this bake brings everyone to the kitchen before it even comes out of the oven The smell is irresistible

Storage Tips

Cool any leftovers completely then cover tightly before refrigerating They will keep for three days and reheat beautifully in the oven or microwave If you want to freeze the whole bake assemble it but hold off on the cheese layer until ready to bake Wrap it tightly and freeze for up to two months

Ingredient Substitutions

Try turkey or chicken meatballs for a lighter version or toss in plant based balls for a vegetarian twist Use any mashed vegetable base if you are out of potatoes Sweet potatoes or cauliflower mash are lovely with this recipe Swap in your favorite cheese blend or even a smoky gouda for a little extra personality

Serving Suggestions

Serve this bake alongside a crisp green salad or a pile of roasted green beans for balance My kids especially love it with steamed peas or corn This makes a cozy holiday buffet option because it can be kept warm right in the baking dish

Meatball and Mashed Potato Bake Pin it
Meatball and Mashed Potato Bake | cookingwithcasey.com

Simple Comfort Food Roots

Meatball and mashed potato casseroles are popular in many food cultures and for good reason This dish pulls from classic flavors and makes the most of humble kitchen staples It is a frugal cook’s answer to putting together a meal that feels both special and nourishing

Frequently Asked Questions

→ Can I use store-bought meatballs?

Yes, both store-bought and homemade meatballs work well. Ensure they are fully cooked before assembling the dish.

→ What cheeses melt best on top?

Mozzarella or cheddar are excellent choices. You can experiment with blends like provolone or pepper jack for extra flavor.

→ How can I add vegetables?

Layer in sautéed mushrooms, peas, or spinach between the meatballs and mashed potatoes for extra color and nutrition.

→ Can this bake be prepared in advance?

Absolutely. Assemble ahead, refrigerate, and bake when ready—just add 5–10 minutes to the baking time to account for the chill.

→ Is it possible to use leftover mashed potatoes?

Yes, leftover mashed potatoes are perfect. Warm them up slightly to make spreading easier over the meatballs.

→ How do I get a crispier topping?

Broil the bake for the last 2–3 minutes of cooking to achieve a golden, bubbly cheese topping.

Meatball Mashed Potato Bake

Tender meatballs with mashed potatoes and bubbly cheese make a comforting, satisfying dish for busy weeknights.

Prep Time
15 Minutes
Cook Time
30 Minutes
Total Time
45 Minutes
By: Casey

Category: Hearty Main Dishes

Difficulty: Easy

Cuisine: American

Yield: 4 Servings

Dietary: ~

Ingredients

→ Main Ingredients

01 1 lb frozen or homemade meatballs, fully cooked
02 4 cups mashed potatoes (freshly made or leftovers)
03 1 ½ cups brown gravy (homemade or store-bought)
04 1 cup shredded mozzarella or cheddar cheese
05 Salt and pepper to taste
06 Optional: chopped parsley or green onions for garnish

Instructions

Step 01

Preheat your oven to 375°F (190°C).

Step 02

Lightly grease a baking dish and spread the cooked meatballs evenly across the bottom.

Step 03

Pour the brown gravy over the meatballs, stirring gently to coat them well.

Step 04

Spoon the mashed potatoes over the meatball mixture, spreading them evenly to cover the entire surface.

Step 05

Sprinkle the shredded cheese generously over the mashed potatoes.

Step 06

Bake uncovered for 25–30 minutes, until the top is golden and the dish is bubbling.

Step 07

Remove from the oven and let it sit for a few minutes before serving. Garnish with chopped parsley or green onions, if desired.

Notes

  1. If using frozen meatballs, ensure they are fully heated through before assembling the bake.
  2. Leftover mashed potatoes work perfectly, but warm them slightly for easier spreading.
  3. For a crispier topping, broil the dish for the last 2–3 minutes of baking.
  4. This dish can be assembled ahead of time and refrigerated until ready to bake. Just add 5–10 minutes to the baking time.
  5. Use a deep enough dish to prevent overflow while baking, especially if adding extra gravy or toppings.

Tools You'll Need

  • Baking dish
  • Oven
  • Spoon
  • Grease spray or brush

Allergy Information

Please check ingredients for potential allergens and consult a health professional if in doubt.
  • Dairy (cheese and possible cream in mashed potatoes)
  • Gluten (depending on meatballs and gravy)

Nutrition Facts (Per Serving)

It is important to consider this information as approximate and not to use it as definitive health advice.
  • Calories: 428
  • Total Fat: 21.4 g
  • Total Carbohydrate: 38.3 g
  • Protein: 20.7 g