From My Kitchen to Yours, With Love

Stuffed Pepper Casserole: A Comforting Shortcut to a Classic Favorite

I’m so excited you’re here because Stuffed Pepper Casserole is one of my go-to meals when I want something hearty, comforting, and totally fuss-free. Imagine that beloved classic sweet bell peppers stuffed with meat, rice, and cheese but reimagined in an easy casserole that cooks all in one pan. It’s a dish I grew up loving, gathering family around the table, and now I bring out when I want to relive that cozy magic without the time-consuming prep. In this article, you’ll find the story behind the recipe, practical tips, and a step-by-step guide to make it your own.

Freshly baked stuffed pepper casserole with golden, bubbly cheese.

Stuffed Pepper Casserole

This stuffed pepper casserole transforms the classic stuffed peppers into a hearty, one-pan comfort dish. Layers of savory ground beef, sweet bell peppers, tender rice, tangy tomato sauce, and melted cheese make it perfect for weeknight dinners or family gatherings.
Prep Time 15 minutes
Cook Time 35 minutes
Total Time 50 minutes
Servings: 6 servings
Course: Main Course
Cuisine: American
Calories: 380

Ingredients
  

  • 1 lb ground beef or Italian sausage
  • 3 bell peppers red, yellow, green; diced
  • 1 medium onion diced
  • 3 cloves garlic minced
  • 1 1/2 cups cooked rice or 1 cup uncooked if cooking in casserole
  • 2 cups tomato sauce or crushed tomatoes
  • 1 cup beef broth skip if using cooked rice
  • 2 cups shredded cheddar or mozzarella cheese
  • 1 teaspoon dried oregano
  • 1 teaspoon smoked paprika
  • 1/2 teaspoon crushed red pepper flakes optional
  • Salt and black pepper to taste
  • Fresh parsley for garnish

Method
 

  1. Preheat oven to 375°F (190°C).
  2. In a large skillet over medium-high heat, brown the ground beef until no longer pink. Drain excess fat.
  3. Add diced bell peppers, onion, and garlic to the skillet. Sauté until vegetables soften, about 5 minutes.
  4. Stir in tomato sauce, oregano, smoked paprika, crushed red pepper flakes, salt, and pepper.
  5. If using uncooked rice, add it now along with beef broth. Simmer for 10 minutes, stirring occasionally. If using cooked rice, fold it in after simmering.
  6. Transfer mixture to a greased 9×13-inch baking dish. Top with shredded cheese.
  7. Cover with foil and bake for 20 minutes. Remove foil and bake an additional 5 minutes until cheese is bubbly and golden.
  8. Garnish with fresh parsley before serving.

Notes

For a low-carb version, replace rice with cauliflower rice and skip broth.
Make ahead: Assemble the casserole up to 24 hours in advance and refrigerate before baking.
Freezer-friendly: Wrap tightly in plastic wrap and foil, freeze for up to 3 months. Thaw overnight before baking.

The Story & Intro

A Personal Memory of Comfort

I still remember the first time I encountered Stuffed Pepper Casserole my grandmother standing at her old stovetop, chopping red and green bell peppers, the rich aroma of ground beef and rice filling the kitchen. Growing up, stuffed peppers were a weekend tradition: bell peppers carefully hollowed, meat, rice, and spices nestled inside, baked until bubbly. But as life got busier, she stripped down the process everything mixed in a casserole dish and baked as a single, comforting ensemble. That shift sparked something in me: all the familiar flavors, none of the fuss.

Why Stuffed Pepper Casserole Feels Like Home

I often crave that cozy, home-cooked feeling but without spending an hour leaving every pepper hollowed. This casserole version? It’s a true weeknight hero. With ground meat, rice, peppers, and tomato plus melted cheese on top it delivers the familiar taste of stuffed peppers with only a fraction of the effort. If you’ve ever wondered how to enjoy that same flavor in a simpler form, you’re in the right place.

Ingredients & Preparation Tips

Choosing the Right Ingredients

For an easy stuffed pepper casserole that bursts with flavor, start with fresh bell peppers in a mix of colors red, yellow, and green. Each variety adds a subtle sweetness or earthiness, giving the dish depth. Choose a quality ground beef or swap in ground turkey or Italian sausage for a twist. Long-grain white rice works beautifully, but brown rice or even quinoa offers a wholesome alternative. Your tomato base can be crushed tomatoes, tomato sauce, or even marinara for extra herbs. And don’t forget the cheese sharp cheddar or mozzarella creates that melty topping that makes every bite irresistible.

Prepping for Success

Begin by dicing your peppers evenly so they cook at the same rate. Sauté them briefly with onions and garlic to bring out their sweetness. Brown the meat in the same skillet, letting it develop a deep, savory flavor before adding your tomato base and seasonings. If you’re using uncooked rice, pour in enough broth to cook it right in the casserole absorbing all those rich flavors as it bakes. For pre-cooked rice, just stir it in toward the end so it stays fluffy.

I like to season with Italian herbs, smoked paprika, and a dash of crushed red pepper for warmth. Salt and pepper, of course, are non-negotiable. Before baking, sprinkle a generous layer of shredded cheese over the top and cover with foil to trap steam, ensuring the rice cooks through. Then, uncover for the last few minutes so the cheese gets bubbly and golden.

This thoughtful preparation keeps the process simple while guaranteeing a casserole that’s rich, hearty, and weeknight-friendly.

Cooking Method & Flavor Variations

Step-by-Step Cooking Method

Making the best stuffed pepper casserole starts in one skillet, which means fewer dishes and more flavor. First, brown your ground beef (or sausage) over medium-high heat until it’s no longer pink, breaking it up into small pieces. Drain any excess fat for a cleaner taste. Add diced onions, bell peppers, and minced garlic directly into the skillet and sauté until the vegetables soften and become fragrant.

Stir in your tomato base whether it’s crushed tomatoes, marinara, or tomato sauce along with seasonings like oregano, basil, smoked paprika, and a hint of red pepper flakes. If you’re cooking rice in the same pan, pour in broth at this stage, bring it to a gentle simmer, and cover until the rice is tender. For pre-cooked rice, simply fold it in before transferring to the baking dish.

Top generously with shredded cheese and bake in a preheated oven at 375°F for 20–25 minutes, uncovering in the last 5 minutes to let the cheese bubble and brown.

Flavor Variations to Try

  • Southwest Style: Use black beans, corn, and pepper jack cheese with cumin and chili powder for a Tex-Mex spin.
  • Mediterranean Twist: Add diced zucchini, kalamata olives, feta, and oregano for bright, briny notes.
  • Low-Carb Option: Swap rice for cauliflower rice to keep it lighter without losing the hearty texture.

If you’re preparing in advance, assemble the casserole and refrigerate for up to 24 hours before baking, or freeze it for a ready-to-go weeknight meal.

Serving Suggestions & Storage Tips

Serving Ideas for Every Occasion

A homemade stuffed pepper casserole is the kind of dish that works for casual weeknights or weekend gatherings. Serve it straight from the oven with a crisp green salad tossed in a tangy vinaigrette to balance the richness. A loaf of crusty bread or garlic toast makes the perfect side for scooping up every last bit of sauce and melted cheese. For a heartier spread, pair it with roasted vegetables or a light soup starter.

If you’re hosting, garnish the top with fresh parsley or basil before serving it adds color and a burst of freshness. And because the casserole holds heat well, it’s great for potlucks or family-style dinners where everyone can help themselves.

Storage and Reheating Tips

Leftovers are one of the best parts of this dish. Store any cooled casserole portions in airtight containers in the refrigerator for up to 4 days. To reheat, place portions in an oven-safe dish, cover with foil, and warm at 350°F until hot, about 15–20 minutes. For faster reheating, use the microwave, covering the portion to retain moisture.

This casserole also freezes beautifully. Wrap the entire dish tightly in plastic wrap and foil, or freeze individual portions for quick lunches. When ready to eat, thaw in the refrigerator overnight before baking.

Whether fresh from the oven or reheated later, this homemade version keeps its flavor and texture making it a reliable recipe to keep in your weekly rotation.

FAQs

What are stuffed peppers made of?

Traditional stuffed peppers are made by hollowing out fresh bell peppers and filling them with a savory mixture of ground meat, rice, tomato sauce, vegetables, and seasonings. In a stuffed pepper casserole, all those same elements are layered and baked together for a simpler, faster take on the classic.

What do you stuff peppers with?

Common fillings include ground beef, Italian sausage, chicken, or turkey paired with rice or grains, cheese, herbs, and sometimes beans or lentils. For a casserole version, you can mix everything with tomato sauce and bake it as one hearty dish.

How to make easy stuffed pepper?

For the easiest version, chop the peppers and sauté them with onions, garlic, and ground meat. Add rice, tomato sauce, and spices, then bake everything together in a casserole dish with cheese on top until bubbly and golden.

What country is known for stuffed peppers?

Many countries claim their own version, but stuffed peppers are especially popular in Hungary, where they’re called töltött paprika, and in Mediterranean and Middle Eastern cuisines as part of the dolma family. Mexico is also famous for chile rellenos, a stuffed pepper dish often filled with cheese or meat.

Conclusion

Stuffed Pepper Casserole is the perfect blend of homestyle comfort and weeknight practicality. It takes the essence of the stuffed peppers we grew up with rich tomato flavor, tender rice, sweet peppers, and savory meat and transforms it into a one-dish wonder. Whether you stick with the classic combination or experiment with your own variations, this casserole will warm the table and bring people together. Keep it in your recipe rotation, and you’ll always have a dependable, flavorful meal ready to share.

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