Easy Ground Beef Casserole: Cheesy, One-Dish Dinner

An easy ground beef casserole is the dinner you can make on a Tuesday with pantry staples and still feel good about serving. Seasoned beef, tender pasta, a simple tomato sauce, and a blanket of melted cheese all bake in one dish. Most of the work happens in a single skillet.

This version leans on a few tricks that make a real difference: a hard sear on the beef, pasta pulled just short of done, and a covered-then-uncovered bake. You will get exact temperatures, times, a make-ahead plan, and fixes for dry or watery results. If you want more ideas after this, browse our easy ground beef recipes.

Quick Answer: For an easy ground beef casserole, brown 1½ lb (0.7 kg) of beef to 160°F (71°C), mix with sauce and pasta, top with cheese, and bake at 375°F (190°C) for 30 to 35 minutes. Total time is about 1 hour. The finished casserole should reach 165°F (74°C) in the center.

Why This Easy Ground Beef Casserole Works

Most weak casseroles fail in three places: bland beef, mushy pasta, and a dry top. This recipe fixes each one on purpose.

• Browned, not steamed, beef. Searing the meat in a hot pan builds deep flavor that sauce alone cannot give you.
• Undercooked pasta. The noodles finish in the oven and soak up sauce instead of turning to mush.
• Enough sauce. The mixture should look slightly too wet going in. The pasta drinks it up as it bakes.
• Cover, then uncover. Foil keeps the middle moist, and the final uncovered stretch gives you bubbly, golden cheese.

It is also forgiving. Swap the pasta, change the cheese, or add vegetables, and the method still holds. Think of this ground beef casserole as a template as much as a recipe.

Ingredients and Equipment

Ingredients (serves 6):

• 1½ lb (0.7 kg) ground beef, 85/15 or 80/20
• 8 oz (225 g) dry rotini, penne, or elbow macaroni
• 1 tablespoon olive oil
• 1 medium yellow onion, diced
• 1 bell pepper, diced (optional)
• 3 garlic cloves, minced
• 1 jar (24 oz / 680 g) marinara sauce
• ½ cup (120 ml) beef broth or water
• 1 tablespoon Worcestershire sauce
• 1 teaspoon Italian seasoning
• 1 teaspoon kosher salt, plus more to taste
• ½ teaspoon black pepper
• 2 cups (8 oz / 225 g) shredded mozzarella
• 1 cup (4 oz / 115 g) shredded sharp cheddar

Equipment:

• 12-inch (30 cm) cast iron or heavy skillet
• 9×13 inch (23×33 cm) baking dish, about 3 quarts (2.8 L)
• Large pot for the pasta
• Aluminum foil
• Instant-read thermometer

Easy substitutions:

Swap	Use instead	Note
Ground beef	Ground turkey or half beef, half Italian sausage	Poultry must reach 165°F (74°C)
Pasta	Egg noodles, shells, or cooked rice	Rice absorbs more liquid, so add ¼ cup extra broth
Marinara	Canned crushed tomatoes plus 1 tsp sugar and extra seasoning	Taste and adjust salt
Mozzarella	Monterey Jack or Colby	Pre-shredded melts slightly less smoothly
Beef broth	Water plus ½ tsp bouillon	Keeps the sauce savory
Fresh onion	1 tsp onion powder	Less texture, same flavor

Choosing and Prepping the Beef

For this easy ground beef casserole, 85/15 is the sweet spot. It has enough fat to stay flavorful but renders less grease than 80/20. If you use 93/7 lean beef, add 1 tablespoon of olive oil to the pan so the meat does not dry out.

Safety comes first with ground meat. Grinding spreads surface bacteria through the whole piece, which is why USDA FSIS guidance puts ground beef at a safe minimum of 160°F (71°C) and casseroles at 165°F (74°C). Color alone is a poor test. FSIS research found that more than a quarter of tested patties turned brown before reaching a safe temperature 

If your beef is frozen, thaw it in the refrigerator the day before rather than on the counter. Never leave raw ground beef out for more than two hours.

Prep checklist (10 minutes)

1. Dice the onion and pepper into ½ inch (1.3 cm) pieces so they soften at the same rate.
2. Mince the garlic.
3. Shred your own cheese if you can. Block cheese melts creamier than bagged cheese, which carries anti-caking starch.
4. Heat the oven to 375°F (190°C) with a rack in the middle.
5. Bring a large pot of salted water to a boil.

Step-by-Step Instructions

1. Start the pasta. Cook it in well-salted boiling water for about 2 minutes less than the package says. It should still have a firm bite. Drain and set aside.
2. Brown the beef. Heat the skillet over medium-high heat. Add the beef in an even layer and leave it alone for 2 to 3 minutes so a crust forms. Break it up and cook 6 to 8 minutes total, until no pink remains and the pan is browned.
3. Drain, but not completely. Tilt the pan and spoon off excess fat, leaving about 1 tablespoon for flavor.
4. Cook the vegetables. Add the olive oil, onion, and pepper. Stir for 4 to 5 minutes until soft. Add the garlic for the last 30 seconds.
5. Build the sauce. Stir in the marinara, broth, Worcestershire, Italian seasoning, salt, and pepper. Scrape up the browned bits from the pan bottom. Simmer 5 minutes.
6. Combine. Fold the pasta into the beef sauce. Taste and adjust the salt.
7. Assemble. Spread half the mixture in the baking dish. Sprinkle with 1 cup of mozzarella. Add the rest of the mixture, then top with the remaining mozzarella and all the cheddar.
8. Bake covered. Cover tightly with foil and bake at 375°F (190°C) for 20 minutes.
9. Bake uncovered. Remove the foil and bake 10 to 15 minutes more, until the cheese is bubbly and lightly golden at the edges.
10. Check the temperature. Slide a thermometer into the center. You want at least 165°F (74°C).
11. Rest 10 minutes. The sauce thickens and the casserole slices cleanly.

Pitmaster Tip: Do not stir the beef constantly. Let it sit against the hot pan for a couple of minutes at a time. That contact is what builds the brown crust and savory flavor, the same logic as getting bark on a brisket. Then deglaze with the broth to lift those browned bits into the sauce.

Easy Ground Beef Casserole Time and Temperature Table

Stage	Setting	Time	Target / sign
Boil pasta	Rolling boil	~2 minutes under package time	Firm bite
Brown beef	Medium-high skillet	6 to 8 minutes	No pink; deep brown bits
Simmer sauce	Medium-low	5 minutes	Slightly thickened
Bake covered	375°F (190°C)	20 minutes	Steam, edges bubbling
Bake uncovered	375°F (190°C)	10 to 15 minutes	Golden cheese
Final check	Instant-read thermometer	n/a	165°F (74°C) in center
Rest	Counter	10 minutes	Sauce sets up

Using a deeper 8×8 inch (20×20 cm) dish or a double batch? Add 10 to 15 minutes covered. If you are baking from cold, see the make-ahead notes below.

How to Tell When Your Ground Beef Casserole Is Done

A casserole can look finished before the center is hot. The USDA’s safe minimum for casseroles is 165°F (74°C), so probe the middle, not the edge.

Here is what a finished casserole looks like and feels like:

• Edges: Sauce bubbling at the sides of the dish.
• Top: Cheese melted all the way through, with golden spots.
• Center: Hot and steaming when you press a spoon in, and the thermometer reads 165°F (74°C) or more.
• Texture: Pasta tender but not mushy, with sauce clinging to it rather than pooling in the dish.

Common Mistake: Cooking the pasta fully before it goes in the oven. By the time the casserole is hot in the middle, those noodles are soft and swollen. Pull the pasta 2 minutes early and let the oven finish the job.

Portioning matters too. A 9×13 pan of this serves six hungry adults, similar to how you would plan a meatloaf. Our meatloaf per person guide is helpful if you are feeding a crowd.

Resting, Slicing, and Serving

Let the casserole rest 10 minutes on a trivet or cooling rack. This is the step people skip, and it is why their servings slump into a puddle. During the rest, the sauce thickens and the cheese sets just enough to hold a clean square.

Use a sharp spatula to cut the casserole into 6 portions. Scoop from the corner first, which makes the rest easier to lift out. Top with fresh parsley or basil, and put red pepper flakes on the table for anyone who wants heat.

What to Serve with Easy Ground Beef Casserole

This casserole is rich and cheesy, so pair it with something fresh, crisp, or charred.

• Charred vegetables: Grilled bell peppers add a smoky edge, and grilled Brussels sprouts bring a crisp bite.
• Bread for the sauce: Grilled bread is perfect for soaking up what is left on the plate.
• Salad: A simple green salad with lemon vinaigrette cuts through the cheese.
• Steamed green beans or broccoli: Quick and neutral.
• Garlic bread: The classic for a reason.

If you like pasta nights, our dinner ideas with pasta list has more options to rotate through the week.

Storing, Freezing, and Reheating Leftovers

Put leftovers in the refrigerator within two hours of cooking. USDA FSIS recommends using refrigerated leftovers within 3 to 4 days, and freezing for best quality within about 3 to 4 months.

• Refrigerate: Cool the casserole in shallow containers or the baking dish, covered, rather than leaving it in a deep pot.
• Freeze baked: Cool completely, portion into freezer-safe containers, and label with the date. Thaw in the refrigerator overnight.
• Freeze unbaked: Assemble in a foil-lined dish, freeze solid, lift out, and wrap tightly. Bake from thawed, adding 10 to 15 minutes.
• Reheat: Warm single portions in the microwave or the whole dish in a 350°F (175°C) oven, covered, until the center hits 165°F (74°C). Add a splash of broth if the pasta looks dry.

Make-ahead plan

Assemble the casserole up to 24 hours ahead, cover, and refrigerate . Take it out of the refrigerator while the oven preheats, then bake covered for 30 minutes and uncovered for 10 to 15. Always confirm 165°F (74°C) in the center.

Variations and Backup Methods

Skillet-only version

Skip the baking dish. Finish everything in the 12-inch skillet, top with cheese, cover with a lid, and cook 5 to 8 minutes over low heat until the cheese melts. Faster, but you lose the golden top.

Pellet grill or charcoal

Set a pellet grill to 375°F (190°C) and bake the casserole covered, then uncovered, using the same times. Oak or hickory pellets add a light smoke that suits the beef. A charcoal kettle set up for indirect heat at the same temperature also works. Keep the lid closed and rotate the dish once.

Dutch oven

Bake the whole thing in a lidded Dutch oven at 375°F (190°C). The lid replaces the foil, so just remove it for the last 10 to 15 minutes.

Slow cooker

For a hands-off version of this dish, check our easy crockpot meals for slow cooker ideas. Pasta tends to overcook, so add it during the last 30 minutes.

Lower-carb swap

Replace the pasta with cauliflower rice or chopped zucchini, and see our easy keto recipes for more ideas. Drain vegetables well to keep the casserole from turning watery.

Troubleshooting

Problem	Likely cause	Fix
Dry casserole	Not enough sauce or overbaked	Add ½ cup more broth or sauce; cover longer
Mushy pasta	Pasta fully cooked before baking	Pull it 2 minutes early next time
Greasy top	Beef fat not drained	Spoon off fat or blot with paper towel
Watery casserole	Wet vegetables or too much liquid	Sweat vegetables first; simmer sauce longer
Bland flavor	Under-seasoned beef or sauce	Add salt, Worcestershire, and garlic powder
Cheese browned too fast	Rack too high or oven runs hot	Move rack down; tent loosely with foil
Cold center	Pan too deep or cold ingredients	Add 10 minutes covered; verify 165°F (74°C)

Recipe Card: Easy Ground Beef Casserole

Servings: 6 | Prep: 20 minutes | Cook: 35 to 40 minutes | Rest: 10 minutes | Oven: 375°F (190°C)

Ingredients: 1½ lb (0.7 kg) ground beef; 8 oz (225 g) rotini; 1 tbsp olive oil; 1 diced onion; 1 diced bell pepper; 3 garlic cloves; 24 oz (680 g) marinara; ½ cup (120 ml) beef broth; 1 tbsp Worcestershire; 1 tsp Italian seasoning; 1 tsp salt; ½ tsp pepper; 2 cups mozzarella; 1 cup cheddar.

Steps:

1. Boil pasta 2 minutes short of done; drain.
2. Brown beef 6 to 8 minutes; drain extra fat.
3. Cook onion, pepper, and garlic; add sauce, broth, and seasonings; simmer 5 minutes.
4. Mix in pasta; layer with cheese in a 9×13 dish.
5. Bake covered 20 minutes, uncovered 10 to 15 minutes.
6. Confirm 165°F (74°C); rest 10 minutes.

FAQ: Easy Ground Beef Casserole

Do you cook ground beef before putting it in a casserole?

Yes. Brown the beef first for flavor and to drain extra fat. The USDA says ground beef must reach 160°F (71°C), and a casserole is more reliable when the meat is cooked through before baking. Always check the finished dish reaches 165°F (74°C).

Should a casserole be covered or uncovered?

Both. Cover with foil for the first 20 minutes so the middle heats through without drying out. Then uncover for 10 to 15 minutes so the cheese browns and the sauce thickens. Covering the whole bake gives you pale, soggy cheese.

Can you make ground beef casserole ahead of time?

Yes. Assemble it, cover tightly, and refrigerate for up to 24 hours. Let it sit out while the oven preheats, then add about 10 minutes to the covered bake. Check that the center reaches 165°F (74°C) before serving, since a cold dish heats unevenly.

Can you freeze ground beef casserole?

Yes. Cool it fully, wrap or portion it tightly, and freeze. USDA FSIS says best quality lasts about 3 to 4 months. Thaw in the refrigerator overnight, then reheat covered in the oven until the center reaches 165°F (74°C).

How do you keep a casserole from getting dry?

Use enough sauce, undercook the pasta by 2 minutes, and bake covered for most of the time. The mixture should look a little too saucy before baking. Resting for 10 minutes afterward also helps, since the sauce redistributes and the dish stays moist when sliced.

How long do casserole leftovers last?

USDA FSIS says refrigerated leftovers keep for 3 to 4 days. Chill them within two hours of cooking, store them in shallow covered containers, and reheat to 165°F (74°C). Freeze portions you will not finish within four days.

Conclusion

An easy ground beef casserole comes down to a few habits: sear the beef, pull the pasta early, use plenty of sauce, and bake covered then uncovered. Check for 165°F (74°C) in the center, rest for 10 minutes, and you get clean, cheesy squares every time.

Once you have this easy ground beef casserole down, make it your own with different pastas, cheeses, or a smoky finish on the pellet grill. It is a dependable weeknight dinner that also freezes well for busy days.