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    Home » Recipes » Main Dishes

    Stuffed Pepper Casserole

    Updated: Apr 20, 2026 · Published: Mar 29, 2026 by Zaina Hill · Leave a Comment

    Jump to Recipe

    Stuffed Pepper Casserole brings warmth and comfort to the dinner table. I remember the first time I made this dish; it filled my kitchen with rich aromas that made my family flock to the dining room. The vibrant colors of the ingredients and the ease of preparation turned this dish into a family favorite.

    Stuffed Pepper Casserole

    This recipe combines hearty ground beef, colorful bell peppers, and flavorful seasonings, bringing together that classic stuffed pepper taste in an easy-to-serve casserole form. It’s perfect for busy weeknights when you want something satisfying without spending hours in the kitchen.

    Jump to:
    • Why You’ll Love This Recipe
    • Ingredients You'll Need
    • How to Make Stuffed Pepper Casserole
    • Pro Tips from My Kitchen
    • What Makes This Recipe Work
    • Frequently Asked Questions About Stuffed Pepper Casserole
    • Stuffed Pepper Casserole Recipe

    Why You’ll Love This Recipe

    • Easy to Prepare: This casserole comes together quickly, making it a perfect choice for weeknight dinners.
    • All-in-One Meal: You get protein, vegetables, and carbs in one dish, simplifying meal planning and serving.
    • Great for Leftovers: This dish stores well, allowing you to enjoy delicious leftovers for lunch or dinner.
    • Customizable: You can easily swap out ingredients to suit your taste, making it versatile for everyone.
    • Family-Friendly: The flavors are mild yet satisfying, appealing to both kids and adults alike.

    Ingredients You'll Need

    • Ground beef – 2 pounds. Forms the hearty base of the casserole.
    • Green bell peppers – 2, diced. Adds a fresh crunch and vibrant color.
    • Onion – 1 medium, diced. Provides depth of flavor to the dish.
    • Garlic – 4 cloves, minced. Enhances the overall taste with its aromatic qualities.
    • Salt – 2 teaspoons. Balances the flavors in the casserole.
    • Freshly ground black pepper – ½ teaspoon. Offers a light kick of seasoning.
    • Italian seasoning – 1 ½ teaspoons. Infuses the dish with a blend of herbs for added flavor.
    • Tomato paste – 3 tablespoons. Helps bind the ingredients and provides a rich tomato flavor.
    • Diced tomatoes – 14.5-ounce can. Adds moisture and enhances the tomato flavor.
    • Beef broth – 3 cups. Keeps the rice moist and adds richness to the casserole.
    • Long grain rice – 1 ½ cups, uncooked. Serves as the filling carbohydrate component.
    • Sharp cheddar cheese – 2 cups, shredded. Melts beautifully and adds a creamy topping.

    How to Make Stuffed Pepper Casserole

    Step 1: Preheat and Prepare

    Preheat your oven to 350F degrees. Lightly spray a 9x13-inch casserole dish with nonstick cooking spray to prevent sticking.

    Step 2: Cook the Meat and Veggies

    In a large skillet with high sides, heat over medium-high. Add the ground beef, diced green peppers, and onion. Cook and crumble the beef until it turns brown and the vegetables soften, about 8-10 minutes.

    Step 3: Mix in the Flavor

    Turn off the heat and drain excess grease from the meat. Return the meat to the skillet and stir in minced garlic, salt, pepper, Italian seasoning, tomato paste, diced tomatoes, beef broth, and uncooked rice. Ensure even mixing so all ingredients are incorporated well.

    Step 4: Bake the Casserole

    Transfer the mixture into your prepared baking dish. Cover it tightly with aluminum foil and bake for about an hour, stirring halfway through to help the rice cook evenly. The dish is done when the rice is tender and fully cooked.

    Step 5: Add Cheese and Finish Baking

    Once cooked, uncover the casserole and generously sprinkle the shredded cheese on top. Return to the oven, baking uncovered for an additional 5-7 minutes until the cheese melts and becomes bubbly. Serve hot and enjoy!

    Stuffed Pepper Casserole

    Pro Tips from My Kitchen

    ✓ Use Fresh Ingredients – Fresh vegetables enhance flavor and texture. Whenever possible, choose ripe bell peppers and fresh herbs for the best results.

    ✓ Drain Grease Properly – Avoid a greasy dish by draining the excess fat from the cooked beef. This helps keep the casserole light and enjoyable.

    ✓ Stir Well Before Baking – Make sure to mix all ingredients thoroughly before putting them in the oven. This ensures even cooking and distribution of flavors.

    ✓ Keep Foil Tightly Sealed – When covering your casserole, ensure the foil is tightly sealed to trap moisture and steam, helping the rice cook perfectly.

    ✓ Customize to Your Taste – Feel free to add in vegetables like corn, zucchini, or beans for variety. This dish is flexible and can embrace your favorite flavors easily.

    What Makes This Recipe Work

    • The combination of ground beef, rice, and vegetables creates a well-balanced meal that is both hearty and satisfying. Each ingredient complements the others, ensuring a cohesive dish.
    • Using beef broth adds richness and moisture, crucial for cooking the rice properly and infusing flavor throughout the casserole.
    • The melting cheese topping not only enhances the flavor but also creates a deliciously gooey texture that pulls everything together, making each bite irresistible.

    Frequently Asked Questions About Stuffed Pepper Casserole

    Can I use a different type of meat?

    Yes, you can substitute ground beef with ground turkey, chicken, or even a plant-based meat alternative. Adjust cooking times accordingly to ensure everything is properly cooked.

    How do I know when the casserole is done?

    The casserole is done when the rice has absorbed the broth and is tender. Make sure to check it halfway through baking and stir for even cooking.

    Can I prepare this casserole ahead of time?

    Absolutely! You can assemble the casserole in advance, cover it tightly, and store it in the refrigerator for up to 24 hours before baking. Just add a few extra minutes to the baking time if you start with a cold casserole.

    Why did my rice not cook properly?

    If the rice is undercooked, it might be due to insufficient liquid or not stirring halfway through. Ensure you measure the broth accurately and stir the casserole as needed during baking.

    What can I serve with this casserole?

    This dish pairs beautifully with a simple green salad or crusty bread. You can also enjoy it with a side of roasted vegetables for a more balanced meal.

    Stuffed Pepper Casserole Recipe

    Author: Zaina Hill
    A hearty and comforting casserole combining ground beef, colorful bell peppers, and flavorful seasonings, perfect for busy weeknights.
    No ratings yet
    Print Recipe Save Recipe
    Prep Time 15 minutes mins
    Cook Time 1 hour hr 10 minutes mins
    Total Time 1 hour hr 25 minutes mins
    Course Dinner
    Cuisine American
    Servings 6 servings
    Calories 450 kcal

    Ingredients
      

    • 2 pounds Ground beef
    • 2 Green bell peppers, diced
    • 1 medium Onion, diced
    • 4 cloves Garlic, minced
    • 2 teaspoons Salt
    • ½ teaspoon Freshly ground black pepper
    • 1 ½ teaspoons Italian seasoning
    • 3 tablespoons Tomato paste
    • 14.5 ounce can Diced tomatoes
    • 3 cups Beef broth
    • 1 ½ cups Long grain rice, uncooked
    • 2 cups Sharp cheddar cheese, shredded

    Instructions
     

    • Preheat your oven to 350F degrees. Lightly spray a 9x13-inch casserole dish with nonstick cooking spray to prevent sticking.
    • In a large skillet with high sides, heat over medium-high. Add the ground beef, diced green peppers, and onion. Cook and crumble the beef until it turns brown and the vegetables soften, about 8-10 minutes.
    • Turn off the heat and drain excess grease from the meat. Return the meat to the skillet and stir in minced garlic, salt, pepper, Italian seasoning, tomato paste, diced tomatoes, beef broth, and uncooked rice. Ensure even mixing so all ingredients are incorporated well.
    • Transfer the mixture into your prepared baking dish. Cover it tightly with aluminum foil and bake for about an hour, stirring halfway through to help the rice cook evenly.
    • Once cooked, uncover the casserole and generously sprinkle the shredded cheese on top. Return to the oven, baking uncovered for an additional 5-7 minutes until the cheese melts and becomes bubbly. Serve hot and enjoy!

    Notes

    • Use Fresh Ingredients: Fresh vegetables enhance flavor and texture. Whenever possible, choose ripe bell peppers and fresh herbs for the best results.
    • Drain Grease Properly: Avoid a greasy dish by draining the excess fat from the cooked beef.
    • Stir Well Before Baking: Ensure even cooking and distribution of flavors by mixing all ingredients thoroughly before baking.
    • Customize to Your Taste: Feel free to add in vegetables like corn, zucchini, or beans for variety.

    Nutrition

    Calories: 450kcalCarbohydrates: 40gProtein: 30gFat: 20gSaturated Fat: 10gSodium: 800mgFiber: 3gSugar: 5g
    Keyword Stuffed Pepper Casserole
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    Hi & Welcome!

    I’m Zaina, a home cook who loves sharing simple, better-for-you recipes. From wholesome meals to cozy comfort food, this space is all about making delicious cooking easy, even on the busiest days.

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