Introduction: Why This Cheesy Beef Casserole Is a Must-Try
If you’re craving a hearty, cheesy, oven-baked meal that brings everyone to the table, this cheesy baked beef and pepper casserole is exactly what you need. Loaded with seasoned ground beef, sweet bell peppers, layers of melted cheese, and perfectly baked pasta or potatoes, this dish delivers bold flavor and satisfying texture in every bite.
Whether you’re planning a cozy family dinner, prepping meals for the week, or bringing a crowd-pleasing dish to a potluck, this casserole checks every box: easy, affordable, customizable, and absolutely delicious.
Ingredients for Cheesy Baked Beef and Pepper Casserole
Main Ingredients
- 1 lb ground beef
- 2 cups pasta (penne, rotini, or elbow) or thinly sliced potatoes
- 1 red bell pepper, diced
- 1 small onion, finely chopped
- 2 cloves garlic, minced
- 1 ½ cups shredded mozzarella cheese
- 1 cup shredded cheddar cheese
- 1 cup marinara or tomato sauce
- ½ cup heavy cream (optional for creamier texture)
- 1 teaspoon Italian seasoning
- Salt and black pepper to taste
- Fresh parsley for garnish
Step-by-Step Instructions
1. Prepare the Base
- Preheat oven to 375°F (190°C).
- Cook pasta according to package directions (if using pasta). Drain and set aside.
- If using potatoes, slice thinly for even baking.
2. Cook the Beef Mixture
- In a large skillet, cook ground beef over medium heat until browned.
- Add chopped onion and garlic. Sauté until fragrant.
- Stir in diced red peppers and cook for 2–3 minutes.
- Add marinara sauce, Italian seasoning, salt, and pepper. Simmer for 5 minutes.
3. Layer the Casserole
- In a greased baking dish, spread half of the pasta or potatoes.
- Add a layer of the beef mixture.
- Sprinkle mozzarella and cheddar cheese.
- Repeat layers and finish with a generous cheese topping.
4. Bake to Perfection
- Cover with foil and bake for 20 minutes.
- Remove foil and bake another 10–15 minutes until cheese is golden and bubbly.
- Garnish with fresh parsley before serving.
Why This Casserole Is Perfect for Weeknight Dinners
Quick and Easy
Minimal prep time and simple ingredients make this ideal for busy schedules.
Budget-Friendly
Ground beef and basic pantry staples keep costs low without sacrificing flavor.
Meal-Prep Approved
Stores well in the fridge for up to 4 days and freezes beautifully for up to 2 months.
Family-Friendly
Cheesy, savory flavors that both kids and adults love.
Delicious Variations to Try
Low-Carb Version
Swap pasta for cauliflower or zucchini slices.
Spicy Kick
Add crushed red pepper flakes or diced jalapeños.
Extra Creamy
Mix cream cheese into the beef sauce for a richer texture.
Tex-Mex Style
Use taco seasoning and top with pepper jack cheese.
What to Serve with Cheesy Beef Casserole
- Garlic bread
- Fresh garden salad
- Roasted vegetables
- Steamed green beans
Storage & Reheating Tips
- Refrigerate: Store in airtight container up to 4 days.
- Freeze: Wrap tightly and freeze up to 2 months.
- Reheat: Bake at 350°F until warmed through or microwave individual portions.
Frequently Asked Questions (FAQs)
Can I make this casserole ahead of time?
Yes! Assemble it up to 24 hours in advance, refrigerate, and bake when ready.
Can I use ground turkey instead of beef?
Absolutely. Ground turkey or chicken works well for a leaner option.
How do I prevent the casserole from becoming watery?
Drain excess grease from beef and avoid overcooking vegetables.
Can I add more vegetables?
Yes! Mushrooms, spinach, zucchini, or corn are excellent additions.
Final Thoughts
This cheesy baked beef and pepper casserole is the ultimate comfort food—warm, satisfying, and irresistibly cheesy. It’s versatile enough for weeknight meals yet impressive enough for gatherings. Once you try it, it’s bound to become a staple in your dinner rotation.