Easy Johnny Marzetti Casserole

If you’re looking for a quick, budget-friendly, and family-approved dinner, this easy Johnny Marzetti casserole is the ultimate comfort food. Made with just 5 simple ingredients, this oven-baked pasta casserole with ground beef is hearty, cheesy, and perfect for weeknight meals, potlucks, or meal prep.

This classic Midwestern favorite combines tender pasta, savory ground beef, rich tomato sauce, and melted cheese into one irresistible dish everyone will love.

Why You’ll Love This Johnny Marzetti Casserole

• Quick & Easy Dinner Recipe Ready in under 45 minutes
• Budget-Friendly Meal Uses simple pantry ingredients
• High-Protein Comfort Food Thanks to ground beef and cheese
• Perfect for Meal Prep Stores and reheats beautifully
• Crowd-Pleasing Potluck Dish Ideal for gatherings and family dinners

Ingredients (Serves 8)

• 12 oz elbow macaroni (or any short pasta)
• 1 lb ground beef (80–90% lean)
• 1 jar (24 oz) marinara or pasta sauce
• 2 cups shredded cheddar cheese
• 1 cup shredded mozzarella cheese
• Salt & black pepper (optional)
• Cooking spray or oil (optional)

How to Make Easy Johnny Marzetti Casserole

1. Preheat & Prepare

Preheat oven to 350°F (175°C) and lightly grease a 9×13-inch baking dish.

2. Cook the Pasta

Boil salted water and cook pasta slightly under al dente. Drain and set aside.

3. Brown the Ground Beef

In a skillet over medium-high heat, cook ground beef until fully browned. Drain excess grease.

4. Add the Sauce

Stir in marinara sauce and simmer for 2–3 minutes to blend flavors.

5. Combine Everything

Mix cooked pasta with the beef and sauce until evenly coated.

6. Assemble the Casserole

Transfer mixture into the baking dish and spread evenly.

7. Add Cheese Topping

Mix cheddar and mozzarella, then sprinkle generously over the top.

8. Bake

Bake for 20–25 minutes until cheese is melted, bubbly, and lightly golden.

9. Rest & Serve

Let sit for 5–10 minutes, then serve warm and enjoy!

Pro Tips for the Best Johnny Marzetti

• Undercook pasta slightly to avoid mushy texture
• Use sharp cheddar for extra flavor depth
• Add a pinch of red pepper flakes for a subtle kick
• Let casserole rest before serving for cleaner slices
• Double the recipe for freezer-friendly meals

Easy Variations

• Swap beef with ground turkey for a lighter version
• Add veggies like peas, spinach, or mixed vegetables
• Try Colby Jack or Parmesan for different cheese flavors
• Use penne, rotini, or shells instead of macaroni

Health & Practical Benefits

• Protein-rich meal to keep you full longer
• Energy-boosting carbs from pasta
• Calcium from cheese for bone health
• Customizable recipe to fit your diet and preferences
• Great for batch cooking, saving time during busy weeks