Are you looking for a hearty, comforting meal that's not only delicious but also easy to prepare? Look no further! This Stuffed Bell Pepper Casserole recipe is a fantastic one-pot dish that brings all the flavors of classic stuffed bell peppers, but with much less hassle. Packed with vibrant bell peppers, savory ground beef, aromatic herbs, and a medley of other fresh ingredients, this casserole is a family-friendly dinner option you’ll want to make again and again. Read on to discover how to prepare this irresistible dish and get all the tips you need to make it perfectly every time!

What is a Stuffed Bell Pepper Casserole?
A Stuffed Bell Pepper Casserole is essentially a deconstructed version of traditional stuffed bell peppers. Instead of individually stuffing each bell pepper, all the ingredients are mixed together in a casserole dish and baked to perfection. This recipe provides the same comforting flavors of stuffed peppers—juicy beef, tender rice, sweet bell peppers, and savory tomato sauce—while making the preparation process much quicker and easier. It's the perfect weeknight dinner or meal prep option, saving you time without sacrificing flavor.
Ingredients List for Stuffed Bell Pepper Casserole
To make a delicious Stuffed Bell Pepper Casserole, you'll need the following ingredients:
- 1 pound ground beef (or ground turkey for a lighter option)
- 4 large bell peppers (red, yellow, green, or orange), chopped
- 1 medium onion, diced
- 3 cloves garlic, minced
- 1 can (15 oz) diced tomatoes
- 1 can (8 oz) tomato sauce
- 1 cup uncooked white or brown rice
- 2 cups beef broth (or chicken broth for added flavor)
- 1 tablespoon Italian seasoning (or a mix of dried oregano and basil)
- 1 teaspoon smoked paprika
- Salt and pepper, to taste
- 1 ½ cups shredded cheddar cheese (or mozzarella, if preferred)
- Fresh parsley for garnish (optional)
Ingredients List for Stuffed Bell Pepper Casserole (continued)
Here’s a breakdown of the spices and optional additions that can add even more depth to your casserole:
- 1 teaspoon red pepper flakes (optional, for a spicy kick)
- 1 tablespoon Worcestershire sauce (adds depth to the meat flavor)
- 1 cup frozen corn or black beans (for added texture and fiber)
- ½ cup sour cream (optional, for creaminess)
- 1 tablespoon olive oil (for sautéing)
- 1 tablespoon butter (optional, for a richer flavor)
- Optional toppings: crushed tortilla chips, a dollop of Greek yogurt, or salsa for serving
By assembling the right ingredients, you’ll have a savory, well-balanced casserole that's packed with vegetables, protein, and grains. The addition of cheddar cheese on top creates a golden, bubbly crust, adding both flavor and texture.
Substitutions and Variations
Not all ingredients may fit your preferences or dietary needs, but don't worry! Here are a few substitutions and variations to suit various tastes:
- Ground Meat: Substitute ground beef with ground turkey, chicken, or even plant-based ground meat for a vegetarian-friendly version.
- Rice: Feel free to use quinoa, couscous, or cauliflower rice for a low-carb or gluten-free alternative.
- Cheese: Try using Monterey Jack, mozzarella, or even dairy-free cheese if you're avoiding dairy.
- Bell Peppers: Use a variety of colors for extra visual appeal, or replace bell peppers with poblano peppers for a smokier flavor.
- Tomato Sauce: If you're short on canned tomatoes or sauce, use marinara sauce or crushed tomatoes with added seasonings.
- Extra Veggies: Feel free to add zucchini, mushrooms, or spinach for an extra boost of vegetables.
With so many options to customize, you can tailor the recipe to your personal preferences and dietary requirements.
Step-by-Step Cooking Instructions

Making this Stuffed Bell Pepper Casserole is as easy as following a few straightforward steps:
- Preheat the oven to 350°F (175°C). Grease a large casserole dish with a little olive oil or cooking spray.
- Cook the rice according to the package instructions. Set aside.
- Sauté the vegetables: In a large skillet, heat olive oil over medium heat. Add the diced onion and cook until translucent (about 3-4 minutes). Add the garlic and bell peppers, stirring occasionally, and cook until they begin to soften (about 5-7 minutes).
- Brown the ground beef: Push the vegetables to the side of the skillet and add the ground beef. Cook until browned and crumbled, about 5-6 minutes. Drain any excess fat.
- Add seasoning and liquids: Stir in the diced tomatoes, tomato sauce, beef broth, Italian seasoning, smoked paprika, salt, and pepper. Let the mixture simmer for 5 minutes to allow the flavors to meld together.
- Mix in the cooked rice: Stir in the cooked rice until everything is well combined.
- Assemble the casserole: Pour the mixture into the prepared casserole dish and smooth the top.
- Top with cheese: Sprinkle the shredded cheese evenly over the casserole.
- Bake: Bake in the preheated oven for 25-30 minutes, or until the cheese is melted and bubbly, and the casserole is heated through.
- Garnish and serve: Once out of the oven, let the casserole cool for a few minutes. Garnish with fresh parsley and serve hot!
How to Cook Stuffed Bell Pepper Casserole: A Step-by-Step Guide
For more detailed tips on how to perfect your Stuffed Bell Pepper Casserole, follow this step-by-step guide:
- Prep all your ingredients ahead of time: Dice the onions, mince the garlic, and chop the bell peppers before you begin cooking. Having everything prepped will make the cooking process smoother.
- Ensure proper seasoning: Taste your casserole mixture before baking. Adjust seasoning, especially salt and pepper, to ensure the flavors are balanced.
- Use fresh, high-quality ingredients: Fresh bell peppers, onions, and garlic will contribute to a richer, more flavorful casserole.
- Avoid overcooking the vegetables: The bell peppers should be tender but not mushy. Remember that they will continue to cook in the oven.
- Check for doneness: Make sure the casserole is bubbling and the cheese has fully melted before removing it from the oven.
Common Mistakes to Avoid
While this recipe is fairly straightforward, here are a few common mistakes to avoid:
- Not cooking the rice fully: Make sure your rice is fully cooked before adding it to the casserole. Undercooked rice can become hard when baked.
- Overcooking the vegetables: Sauté the bell peppers until just tender to prevent them from becoming mushy during the baking process.
- Skipping seasoning: Since this casserole relies on layers of flavor, be sure to season generously at each step.
- Using low-quality cheese: Opt for good-quality cheddar cheese for the best flavor and melt. Pre-shredded cheese can sometimes have anti-caking agents that prevent it from melting smoothly.
Serving and Presentation Tips
To elevate your Stuffed Bell Pepper Casserole, consider these presentation tips:
- Garnish with fresh herbs: A sprinkle of fresh parsley or cilantro adds a pop of color and freshness.
- Add a dollop of sour cream: This creamy addition helps balance out the flavors and adds richness.
- Serve with crusty bread: A side of crusty garlic bread or a green salad makes for a well-rounded meal.
How to Serve Stuffed Bell Pepper Casserole
Stuffed Bell Pepper Casserole is best served hot, fresh out of the oven. Here are some serving suggestions:
- Family-style: Serve directly from the casserole dish, allowing guests to scoop their portions.
- Individual servings: Spoon the casserole into individual bowls or plates, garnished with extra herbs or toppings like tortilla chips.
- Meal prep: This casserole is excellent for meal prepping. Store leftovers in airtight containers for easy lunches or dinners throughout the week.
Presentation Ideas for Stuffed Bell Pepper Casserole
Make your casserole visually appealing with these presentation ideas:
- Colorful layers: Use a mix of red, yellow, and orange bell peppers to create vibrant layers in your casserole.
- Cheesy top: Create a golden, bubbly cheese crust by broiling the casserole for an additional 2-3 minutes at the end of the baking time.
- Serve in pepper halves: For a unique twist, serve the casserole inside hollowed-out bell pepper halves for an individual portion presentation.
Stuffed Bell Pepper Casserole Recipe Tips
Here are a few tips to ensure your casserole turns out perfect every time:
- Make it ahead: Assemble the casserole the night before, refrigerate, and bake it when ready.
- Double the recipe: This casserole freezes well, so make a double batch and freeze half for a quick future meal.
- Add more vegetables: Don’t hesitate to sneak in extra veggies like carrots, zucchini, or even spinach for added nutrition.
Frequently Asked Questions (FAQs)
1. Can I make this casserole vegetarian? Yes! Simply swap the ground beef for a plant-based protein or beans like black beans or lentils.
2. How do I store leftovers? Store leftovers in an airtight container in the refrigerator for up to 4 days.
3. Can I freeze the Stuffed Bell Pepper Casserole? Absolutely! Let the casserole cool completely before freezing in an airtight container for up to 3 months. Thaw overnight in the fridge and reheat in the oven.
4. Can I use cauliflower rice instead of regular rice? Yes, cauliflower rice works well as a low-carb alternative. Just keep in mind that it cooks faster, so adjust cooking times accordingly.
Conclusion
This Stuffed Bell Pepper Casserole recipe combines all the flavors of traditional stuffed peppers with the ease of a casserole. It's a delicious, hearty meal that's perfect for feeding a crowd or meal prepping for the week. With easy substitutions and customization options, it’s versatile enough to suit any taste or dietary preference. Try this recipe for your next family dinner, and we guarantee it will become a staple in your household. Enjoy!
PrintStuffed Bell Pepper Casserole Recipe
This stuffed bell pepper casserole recipe combines savory ground beef, vibrant bell peppers, rice, and melty cheese, making it a comforting one-pan meal. Ideal for family dinners, it’s easy to prepare and packed with flavors. Keywords: Stuffed Bell Pepper Casserole, Ground Beef, Bell Peppers, Easy Casserole Recipe.
- Prep Time: 15 minutes
- Cook Time: 35 minutes
- Total Time: 50 minutes
- Yield: 6 servings 1x
- Category: Casserole
- Method: Baking
- Cuisine: American
- Diet: Gluten Free
Ingredients
- 1 lb ground beef
- 3 bell peppers (red, yellow, green), diced
- 1 cup rice (cooked)
- 1 onion, diced
- 2 cups marinara sauce
- 1 ½ cups shredded mozzarella cheese
- 1 cup beef broth
- 1 tsp garlic powder
- 1 tsp onion powder
- Salt and pepper to taste
- 2 tbsp olive oil
Instructions
- Preheat the oven to 375°F (190°C).
- In a large skillet, heat olive oil over medium heat. Add diced onion and sauté until softened.
- Add ground beef and cook until browned, breaking it up as it cooks. Drain any excess fat.
- Stir in diced bell peppers and sauté for 5 minutes.
- Mix in garlic powder, onion powder, salt, and pepper.
- Add cooked rice, marinara sauce, and beef broth. Stir everything to combine and simmer for 5 minutes.
- Transfer the mixture into a baking dish and top with shredded mozzarella cheese.
- Bake for 20 minutes or until cheese is bubbly and golden.
- Remove from the oven and let it cool for a few minutes before serving.
Notes
- You can substitute ground turkey or chicken for the beef.
- Use different types of cheese for added flavor, like cheddar or Monterey Jack.
- Leftovers can be stored in the refrigerator for up to 3 days.
Nutrition
- Serving Size: 1 serving
- Calories: 380 kcal
- Sugar: 7 g
- Sodium: 820 mg
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