Easy & Delicious Ground Beef Casserole
If you’re looking for a hearty, family-friendly meal that’s easy to prepare and full of comforting flavors, this Ground Beef Casserole is the perfect choice. Made with simple ingredients like seasoned beef, tender pasta, and melty cheese, it’s a satisfying dish that’s ready in under an hour. Whether you’re feeding a hungry family, preparing meals for the week, or just craving something cozy and delicious, this casserole delivers every time. Plus, it’s a great way to use pantry staples and customize with your favorite veggies or cheeses!
Servings: 6 Prep Time: 15 minutes Cooking Time: 35 minutes
Ground Beef Casserole Ingredients:

- 1 lb (450 g) ground beef
- 1 small onion, diced
- 2 cloves garlic, minced
- 1 can (14.5 oz) diced tomatoes, drained
- 1 cup tomato sauce
- 1 tsp Italian seasoning
- Salt and pepper to taste
- 2 cups cooked pasta (elbow macaroni or penne work great)
- 1 ½ cups shredded cheddar cheese
- ½ cup mozzarella cheese (optional for topping)
- 1 tbsp olive oil
Instructions
- Preheat oven to 375°F (190°C).
- Cook ground beef: In a large skillet over medium heat, add olive oil and sauté the onion and garlic until soft. Add ground beef and cook until browned. Drain any excess fat.
- Add sauces: Stir in the diced tomatoes, tomato sauce, Italian seasoning, salt, and pepper. Let it simmer for 5 minutes.
- Combine with pasta: Add cooked pasta to the skillet and mix well.
- Layer casserole: Pour mixture into a greased 9×13-inch baking dish. Sprinkle cheddar cheese evenly on top. Add mozzarella if using.
- Bake for 20–25 minutes until cheese is bubbly and slightly golden.
- Cool slightly before serving.
Why I Like It
This casserole is pure comfort – warm, cheesy, and satisfying. It’s super adaptable (great with veggies or different cheeses) and a family favorite that comes together quickly. Plus, it tastes even better the next day!
The Recipe

Ground Beef Casserole
Ingredients
- 1 lb 450 g ground beef
- 1 small onion diced
- 2 cloves garlic minced
- 1 can 14.5 oz diced tomatoes, drained
- 1 cup tomato sauce
- 1 tsp Italian seasoning
- Salt and pepper to taste
- 2 cups cooked pasta elbow macaroni or penne work great
- 1 ½ cups shredded cheddar cheese
- ½ cup mozzarella cheese optional for topping
- 1 tbsp olive oil
Instructions
- Preheat oven to 375°F (190°C).
- Cook ground beef: In a large skillet over medium heat, add olive oil and sauté the onion and garlic until soft. Add ground beef and cook until browned. Drain any excess fat.
- Add sauces: Stir in the diced tomatoes, tomato sauce, Italian seasoning, salt, and pepper. Let it simmer for 5 minutes.
- Combine with pasta: Add cooked pasta to the skillet and mix well.
- Layer casserole: Pour mixture into a greased 9×13-inch baking dish. Sprinkle cheddar cheese evenly on top. Add mozzarella if using.
- Bake for 20–25 minutes until cheese is bubbly and slightly golden.
- Cool slightly before serving.
Storage
Fridge: Store in an airtight container for up to 4 days.
Freezer: Freeze for up to 3 months. Let cool completely before wrapping in foil or placing in freezer-safe containers.
To Reheat: Microwave individual portions or bake covered at 350°F (175°C) until heated through.