Ground Beef Casserole: The Ultimate Cheesy Comfort Dish

By Rowan Pierce

On March 11, 2026

A close-up view of the hearty ground beef casserole being served onto a white plate, highlighting the cheesy topping and pasta.

Cuisine

American

Prep time

15 minutes

Cooking time

25 minutes

Total time

40 minutes

Servings

8 servings

Welcome to the only Ground Beef Casserole recipe you’ll ever need. If you’re searching for a hearty, cheesy, and deeply satisfying meal that the whole family will love, you’ve found it. This dish is the epitome of comfort food, combining savory ground beef, tender pasta, and a rich tomato sauce, all baked under a glorious blanket of melted cheese. It’s the perfect weeknight dinner solution—simple to prepare, wonderfully flavorful, and guaranteed to have everyone asking for seconds. Get ready to make this your new go-to family favorite.

This isn’t just any casserole; it’s a versatile masterpiece. Whether you’re a seasoned cook or just starting in the kitchen, this recipe is designed for success. We’ve packed it with simple ingredients and straightforward steps to deliver a truly memorable meal. Plus, it’s perfect for meal prep! For another fantastic and easy weeknight option, you might also love this One-Pan Ground Beef and Potatoes Skillet.

The ground beef and onion mixture browning in a large skillet, representing a key step in the ground beef casserole recipe.
Building the rich, savory flavor base for our casserole.

Why This Ground Beef Casserole is a Winner

There are countless reasons to fall in love with this recipe, but here are a few that make it stand out from the rest. It’s designed to be a reliable, crowd-pleasing dish you can turn to again and again.

  • Incredibly Easy to Make: With just a few simple steps—brown the beef, cook the pasta, mix the sauce, and bake—you can have a hot and delicious dinner on the table with minimal fuss.
  • Packed with Flavor: We use a blend of Italian herbs, garlic, and onion to create a savory beef mixture that perfectly complements the rich tomato sauce and cheesy topping.
  • Family-Approved Comfort: The combination of pasta, beef, and cheese is a classic for a reason. It’s a comforting, hearty meal that satisfies both kids and adults. It’s a bit like a deconstructed lasagna, but way easier! If you love lasagna flavors, you should also try our creamy white lasagna soup.
  • Perfect for Any Occasion: It’s ideal for a busy weeknight, a cozy Sunday dinner, or even to bring to a potluck.

Essential Ingredients for Your Casserole

This recipe uses simple, easy-to-find ingredients to create its incredible flavor. Here’s what you’ll need to gather before you start cooking.

  • Ground Beef: We recommend using 85/15 or 90/10 lean ground beef to avoid excess grease.
  • Pasta: Penne is our top choice because its tubes capture the sauce perfectly, but rotini, ziti, or elbow macaroni also work wonderfully.
  • Onion & Garlic: These aromatics form the essential flavor base for our sauce. Fresh is best!
  • Marinara Sauce: Use your favorite high-quality jarred marinara sauce to save time without sacrificing flavor.
  • Diced Tomatoes: A can of diced tomatoes adds texture and depth to the sauce.
  • Cheese: A combination of shredded mozzarella and sharp cheddar provides the perfect melt and a rich, cheesy flavor.
  • Seasonings: Dried oregano, basil, salt, and black pepper are all you need to bring the flavors to life.

Step-by-Step Guide to the Perfect Ground Beef Casserole

Follow these simple instructions to create a flawless casserole every time. We’ll walk you through each step, from browning the beef to baking it to bubbly perfection.

1. Prepare Your Pasta and Oven

First, preheat your oven to 375°F (190°C). Lightly grease a 9×13 inch baking dish. While the oven heats up, cook your pasta according to the package directions until it’s just al dente. You want it slightly undercooked, as it will continue to cook in the oven. Once done, drain it and set it aside.

2. Brown the Ground Beef

In a large skillet or Dutch oven, cook the ground beef over medium-high heat until it’s nicely browned. Break it apart with a spoon as it cooks. Once browned, drain off any excess fat from the pan.

A close-up view of the hearty ground beef casserole being served onto a white plate, highlighting the cheesy topping and pasta.
Every bite is packed with cheesy, savory goodness.

3. Build the Flavorful Sauce

Add the chopped onion to the skillet with the beef and cook for 4-5 minutes, until it softens. Stir in the minced garlic and cook for another minute until fragrant. Pour in the marinara sauce and diced tomatoes (undrained). Season with oregano, basil, salt, and pepper. Bring the mixture to a simmer and let it cook for about 5 minutes, allowing the flavors to meld together.

4. Combine and Bake

Add the cooked and drained pasta to the skillet with the beef sauce. Stir everything together until the pasta is evenly coated. Transfer this mixture into your prepared baking dish. Sprinkle the shredded mozzarella and cheddar cheese evenly over the top. Bake for 20-25 minutes, or until the cheese is melted, bubbly, and slightly golden on top.

Variations and Pro Tips for Your Casserole

One of the best things about this Ground Beef Casserole is how easy it is to customize. Here are a few ideas to make it your own and some tips for perfect results.

  • Add Veggies: Boost the nutritional value by adding sautéed mushrooms, bell peppers, or spinach to the meat sauce.
  • Spice It Up: For a little heat, add a pinch of red pepper flakes to the sauce. Craving even more of a kick? Our Spicy Honey-Lime Chicken is another great option for spice lovers.
  • Change the Cheese: Feel free to experiment with different cheeses. A mix of Provolone and Parmesan or a sprinkle of Monterey Jack can be delicious. This is one of our favorite cheesy ground beef casserole variations.
  • Make it Creamy: For a creamier sauce, stir in a half-cup of heavy cream or cream cheese along with the marinara.

Storage and Reheating Instructions

This casserole is just as delicious the next day! Here’s how to store and reheat it properly.

  • Refrigerate: Allow the casserole to cool completely, then cover it tightly with foil or transfer it to an airtight container. It will keep in the refrigerator for up to 4 days.
  • Freezing: You can freeze the unbaked or baked casserole. For an unbaked casserole, assemble it completely, cover tightly with both plastic wrap and foil, and freeze for up to 3 months. Bake from frozen, adding about 20-30 minutes to the cooking time. For a baked casserole, cool, cover, and freeze.
  • Reheating: Reheat individual portions in the microwave. To reheat a larger amount, place it in an oven-safe dish, cover with foil, and bake at 350°F (175°C) for 15-20 minutes, or until heated through.

Yes, this casserole freezes beautifully. You can freeze it baked or unbaked. Tightly wrap the dish in both plastic wrap and foil and freeze for up to 3 months. Thaw in the refrigerator overnight before baking or bake from frozen, adding extra time.

Absolutely! You can assemble the entire casserole, cover it tightly, and refrigerate it for up to 24 hours before baking. You may need to add 10-15 minutes to the baking time when cooking it straight from the fridge.

Store any leftovers in an airtight container in the refrigerator for up to 4 days. You can reheat individual portions in the microwave or place the casserole back in the oven at 350°F (175°C) until heated through.

This recipe is very flexible. You can substitute penne with other sturdy pasta shapes like ziti, rotini, rigatoni, or elbow macaroni. Just be sure to cook it al dente before adding it to the casserole.

A combination of low-moisture mozzarella and sharp cheddar is our favorite for great meltiness and flavor. However, provolone, Monterey Jack, or even a sprinkle of Parmesan would also be delicious.

Enjoy Your Delicious Casserole!

This Ground Beef Casserole is more than just a recipe; it’s a comforting, reliable meal that brings everyone to the table. We hope you and your family enjoy every cheesy, savory bite. If you make this dish and love it, please consider sharing your creation and tagging us on Pinterest! We can’t wait to see it.

An overhead shot of a cheesy ground beef casserole in a white baking dish, with a slice taken out to show the layers of pasta and meat sauce.
Nothing says comfort like a classic ground beef casserole!

A close-up view of the hearty ground beef casserole being served onto a white plate, highlighting the cheesy topping and pasta.

Ground Beef Casserole: The Ultimate Cheesy Comfort Dish

This easy Ground Beef Casserole is the ultimate comfort food! A hearty and flavorful dish made with savory ground beef, tender pasta, and a rich tomato sauce, all baked under a thick layer of melted cheesy goodness.
Prep Time 15 minutes
Cook Time 25 minutes
Total Time 40 minutes
Servings: 8 servings
Course: Dinner, Main Course
Cuisine: American
Calories: 450

Ingredients
  

  • 1 lb lean ground beef 85/15 or 90/10 recommended
  • 1 medium onion chopped
  • 3 cloves garlic minced
  • 16 oz penne pasta
  • 24 oz marinara sauce your favorite brand
  • 15 oz diced tomatoes undrained
  • 1 tsp dried oregano
  • 1 tsp dried basil
  • 1 cup shredded mozzarella cheese
  • 1 cup shredded sharp cheddar cheese
  • Salt and black pepper to taste

Equipment

  • 1 9x13 inch baking dish
  • 1 Large skillet or Dutch oven

Method
 

  1. Preheat your oven to 375°F (190°C). Lightly grease a 9x13 inch baking dish. Cook pasta according to package directions until al dente. Drain and set aside.
  2. In a large skillet over medium-high heat, brown the ground beef. Drain off excess fat. Add the chopped onion and cook for 4-5 minutes until softened. Stir in the minced garlic and cook for 1 more minute until fragrant.
  3. Pour in the marinara sauce and diced tomatoes. Season with oregano, basil, salt, and pepper. Bring to a simmer and cook for 5 minutes to let the flavors meld.
  4. Add the cooked pasta to the skillet and stir until everything is well combined and the pasta is coated in the sauce.
  5. Transfer the mixture to the prepared baking dish. Top with the shredded mozzarella and cheddar cheese. Bake for 20-25 minutes, or until the sauce is bubbly and the cheese is melted and golden.

Notes

For best results, use freshly shredded cheese as it melts better than pre-shredded varieties.
Let the casserole rest for 5-10 minutes after baking. This allows it to set, making it easier to serve.

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