Keto Stuffed Peppers: Easy Low-Carb Dinner

Keto stuffed peppers are a versatile, low-carb meal that combines tender bell peppers with a savory, cheesy beef filling. Perfect for meal prep and dinner planning, these peppers deliver big flavor while keeping you in ketosis. Loaded with healthy fats, protein, and vegetables, they’re a restaurant-quality dish you can easily make at home in under an hour.

Reasons to Try Keto Stuffed Peppers

• Perfectly Keto-Compliant: With minimal carbs and high fat content, these stuffed peppers align perfectly with ketogenic macros while keeping you satisfied and energized.
• Packed with Flavor: The combination of seasoned ground beef, creamy cheese, and aromatic garlic creates a rich, deeply satisfying filling that tastes indulgent despite being health-conscious.
• Meal Prep Friendly: Make a batch on Sunday and enjoy keto meals throughout the week. They reheat beautifully and stay fresh for up to 4 days in the refrigerator.
• Customizable and Versatile: Swap ground beef for ground turkey or Italian sausage, add jalapeños for heat, or include bacon for extra richness. The base recipe adapts to your preferences.
• Restaurant-Quality at Home: This dish looks impressive on the plate, making it perfect for family dinners or entertaining guests who follow low-carb diets.
• Complete One-Pan Meal: The peppers are baked directly in the oven, making cleanup minimal while the cheese melts into a golden crust on top.

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Ingredients Notes

• Bell peppers (red, yellow, or orange)
• Ground beef
• Olive oil
• Medium onion
• Garlic cloves
• Cauliflower rice
• Shredded cheddar cheese
• Cream cheese
• Heavy cream
• Tomato paste
• Dried Italian seasoning
• Cumin
• Paprika
• Cayenne pepper
• Salt and black pepper
• Fresh parsley
• Grated Parmesan cheese

How to Make Keto Stuffed Peppers

1. Preheat oven to 375°F. Cut peppers in half lengthwise and remove seeds and membranes. Lightly brush with olive oil and set aside.
2. Heat 1 tablespoon olive oil in a large skillet over medium-high heat. Brown the ground beef, breaking it apart with a spoon, until no pink remains. Remove and set aside.
3. In the same skillet, add remaining oil and sauté diced onion for 3-4 minutes until softened. Add garlic and cook for 1 minute until fragrant.
4. Stir in cauliflower rice and cook for 2-3 minutes to warm through. Return beef to the skillet.
5. Mix in cream cheese, heavy cream, and tomato paste. Stir until smooth and well combined. Add Italian seasoning, cumin, paprika, cayenne, salt, and pepper.
6. Remove from heat and fold in 3/4 cup cheddar cheese. Taste and adjust seasonings as needed.
7. Arrange pepper halves in a baking dish, cut side up. Divide filling evenly among peppers, mounding gently.
8. Top each pepper with remaining cheddar cheese and sprinkle with Parmesan. Bake for 20-25 minutes until peppers are tender and cheese is melted and lightly browned.
9. Remove from oven and garnish with fresh parsley. Let rest for 3-5 minutes before serving.

What You Must Know About Keto Stuffed Peppers

Choose the Right Peppers: Red, yellow, and orange bell peppers are sweeter and contain slightly more carbs than green peppers, but they taste better in this dish. If you’re strict about carb counting, green peppers contain about 1g fewer carbs per pepper. Avoid peppers with soft spots or blemishes.

The Cream Cheese Trick: Cream cheese can break or become grainy if overheated. Always add it after removing the skillet from heat, then stir gently until melted. If it does break, add an extra tablespoon of heavy cream and stir slowly—this usually fixes the texture.

Don’t Skip the Resting Period: Letting the peppers rest for 3-5 minutes after baking allows the cheese to firm up slightly and makes them much easier to handle and eat. Serving them immediately will result in the filling oozing out onto the plate.

Cauliflower Rice Matters: Use riced cauliflower that’s been well-drained. Excess moisture will make the filling watery. If using fresh cauliflower, squeeze it in a clean kitchen towel after ricing to remove water. Frozen riced cauliflower should be thawed and drained before using.

Seasoning Level: The tomato paste adds a slight tang and umami depth. Don’t skip it, but use exactly 2 tablespoons—more can make the filling too acidic. Taste the filling before filling the peppers and adjust salt and spices; they won’t intensify much during baking.

Helpful Tips

Make It Spicier: Add 1/4 to 1/2 teaspoon of red pepper flakes, or mix in diced jalapeños with the onion for fresh heat.

Add Bacon: Cook 4-6 slices of bacon, crumble, and fold into the filling before spooning into peppers. This adds smoky flavor and rich fat.

Use Italian Sausage: Substitute ground Italian sausage (bulk, not links) for half or all of the ground beef for a more robust, herbed flavor profile.

Double the Recipe: This recipe easily doubles. Use a 9×13-inch baking dish for up to 16 pepper halves. You may need to add 5-10 minutes to the baking time if making a full double batch.

Batch Cook for the Week: Assemble peppers in advance (up to 24 hours) and refrigerate uncovered. Add 5 minutes to the baking time if cooking from cold. Alternatively, cook the filling and store it separately for up to 4 days, then assemble and bake fresh when ready to eat.

Variations and Substitutions

Ground Turkey or Chicken: Use ground turkey or chicken breast instead of beef for a leaner option. The texture will be slightly different but works well. You may need to add an extra tablespoon of olive oil to the filling since poultry is leaner.

Spicy Jalapeño Version: Dice 2-3 fresh jalapeños and sauté them with the onion. Add 1/2 teaspoon smoked paprika and 1/4 teaspoon cayenne pepper to the filling. Top with pepper jack cheese instead of cheddar.

Bacon and Cheddar: Cook and crumble 6 slices of bacon. Use the bacon fat instead of olive oil for sautéing, and fold the crumbled bacon into the finished filling. This adds incredible depth and richness.

Cream Cheese Instead of Cauliflower: If you want an even simpler filling, replace the cauliflower rice with an additional 1/2 cup cream cheese. This makes the filling extra creamy and indulgent, though it reduces the vegetable content slightly.

Mushroom and Beef: Sauté 1 cup diced mushrooms (cremini or button) with the onion and garlic. This adds umami depth and earthiness. Reduce the cauliflower rice to 3/4 cup.

Italian Sausage and Pepperoni: Use 1 pound ground Italian sausage and add 1/4 cup diced pepperoni to the filling. Replace half the cheddar with mozzarella cheese. This creates a more Italian-inspired version.

Low-Fat Version: Replace heavy cream with half-and-half, use reduced-fat cream cheese, and use 2% milk in place of heavy cream. Reduce overall cheese by 1/4 cup. This lowers calories and fat but increases net carbs slightly.

Egg-Based Filling (Egg Roll-Style): For a completely different texture, beat 3 eggs and pour the beef mixture into pepper halves, then pour the beaten egg mixture over the top before baking. This creates a more custard-like filling.

Serving Suggestions for Keto Stuffed Peppers

Solo Meal: Serve 2 pepper halves as a complete main course. The filling is rich and satisfying enough to need no accompaniment. A simple side salad with olive oil and vinegar adds freshness without extra carbs.

With Garlic Butter Zucchini: Pair with spiralized or sliced zucchini tossed in garlic-infused butter and Parmesan. This adds volume and vegetables while staying keto-friendly.

Alongside Crispy Green Beans: Roast fresh green beans tossed with olive oil, garlic, and sea salt at 400°F for 15 minutes. The crispy texture contrasts beautifully with the soft, cheesy peppers.

With a Simple Salad: Serve over a bed of mixed greens dressed with lemon vinaigrette or creamy ranch dressing. This adds freshness and helps balance the rich, cheesy filling.

With Cauliflower Mash: Make a creamy cauliflower mash (steamed cauliflower blended with butter and cream) as a side. This is comfort-food style without the carbs.

Topped with Sour Cream and Chives: Add a dollop of full-fat sour cream on top of each pepper half and garnish generously with fresh chopped chives. This adds tang and freshness.

Plating for Guests: Serve on individual plates with one or two pepper halves per plate. Garnish with fresh parsley, a sprinkle of Parmesan, and a small drizzle of the pan juices. This looks restaurant-quality and impressive.

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Storage and Reheating

Refrigerator Storage: Store cooled stuffed peppers in an airtight container for up to 4 days. The cheese will become slightly firmer as it cools, which is normal. They taste delicious cold or reheated.

Freezer Storage: Wrap cooked pepper halves individually in plastic wrap, then place in a freezer bag. Label with the date. Freeze for up to 3 months. Thaw in the refrigerator overnight before reheating.

Reheating in the Oven: Preheat oven to 350°F. Place peppers in a baking dish, cover with foil, and bake for 12-15 minutes until heated through. Remove foil in the last 2 minutes if you want to re-crisp the cheese slightly. This method maintains the best texture.

Reheating in the Microwave: Place 1-2 pepper halves on a microwave-safe plate, cover loosely with a microwave-safe lid or paper towel, and microwave on 50% power for 2-3 minutes, checking halfway through. This prevents the cheese from getting tough.

Reheating in a Skillet: Place peppers cut-side down in a skillet with a little water or butter over medium heat, cover, and warm for 5-7 minutes until heated through. This method adds a slight crust to the cheese.

Make-Ahead Assembly: Assemble unbaked peppers, cover with plastic wrap, and refrigerate for up to 24 hours. Bake straight from the refrigerator, adding 5-7 minutes to the cooking time. This is perfect for busy weeknights—just pop them in the oven when you get home.

Nutrition Facts (Per Serving)

Dietary Notes: These keto stuffed peppers are high in fat and protein, making them ideal for ketogenic and low-carb diets. The net carb content of 10g per serving fits well within most keto macros (typically 20-50g net carbs per day). The recipe provides approximately 74% fat, 31% protein, and 14% carbohydrates in terms of calories, making it an excellent keto-compliant meal. This is a naturally gluten-free recipe and suitable for paleo diets as well.

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Keto Stuffed Peppers

Make keto stuffed peppers with ground beef, cheese, and cauliflower rice. Low-carb, meal-prep friendly, and ready in 45 minutes. Perfect for ketogenic diets.

Print Recipe Pin Recipe

Prep Time 15 minutes mins

Cook Time 30 minutes mins

Total Time 45 minutes mins

Course Main Course

Cuisine American

Servings 4 servings

Calories 285 kcal

Ingredients

  

• 4 large bell peppers red, yellow, or orange
• 1 pound ground beef
• 2 tablespoons olive oil
• 1 medium onion diced
• 3 cloves garlic minced
• 1 cup cauliflower rice
• 1 cup shredded cheddar cheese
• 1/2 cup cream cheese softened
• 1/4 cup heavy cream
• 2 tablespoons tomato paste
• 1 teaspoon dried Italian seasoning
• 1/2 teaspoon cumin
• 1/2 teaspoon paprika
• 1/4 teaspoon cayenne pepper
• Salt and black pepper to taste
• 1/4 cup fresh parsley chopped
• 2 tablespoons grated Parmesan cheese

Instructions

 

• Preheat oven to 375°F (190°C). This takes about 10 minutes. While oven heats, prepare a 9x13-inch baking dish.
• Rinse 4 large bell peppers under cold water. Cut each pepper in half lengthwise from stem to bottom. Use a small knife to carefully remove the white seed membrane and all seeds from inside. Discard seeds and membranes.
• Lightly brush the outside and inside of each pepper half with olive oil using a pastry brush or your fingers. This prevents sticking and helps them cook evenly. Arrange pepper halves cut-side up in the baking dish. Set aside.
• Heat 1 tablespoon olive oil in a large skillet (12-inch) over medium-high heat for about 1-2 minutes until shimmering but not smoking.
• Add 1 pound ground beef to the hot skillet, breaking it apart with a wooden spoon as it cooks. Stir occasionally for 5-7 minutes until beef is completely browned with no pink remaining. This is the key checkpoint—the meat should be crumbly and cooked through. Use a slotted spoon to transfer cooked beef to a clean bowl, leaving about 1 tablespoon of fat in the skillet.
• Checkpoint: You are ready to move on when all the beef is brown and the pink is completely gone.
• Add the remaining 1 tablespoon olive oil to the skillet. Add 1 diced medium onion and stir frequently for 3-4 minutes until the onion becomes soft and translucent (you should see through it). The onion will smell sweet and caramelized.
• Add 3 minced garlic cloves and stir constantly for exactly 1 minute. You should smell a strong, pungent garlic aroma. This means the garlic is cooked and won't taste raw.
• Checkpoint: You are ready to move on when the garlic is fragrant and the raw edge has cooked off.
• Add 1 cup cauliflower rice to the skillet. Stir well to combine with the oil and aromatics. Cook for 2-3 minutes, stirring occasionally, until the cauliflower rice is slightly warmed through and begins to soften.
• Return the cooked ground beef to the skillet. Stir to combine with the cauliflower rice mixture.
• Add 1/2 cup softened cream cheese and 1/4 cup heavy cream to the skillet. Stir constantly for 2-3 minutes until the cream cheese melts completely and the mixture becomes smooth and creamy. The sauce should look like a thick, cohesive filling with no lumps.
• Stir in 2 tablespoons tomato paste. Mix well for about 30 seconds so the tomato paste is fully incorporated and the filling turns a deeper color.
• Add 1 teaspoon dried Italian seasoning, 1/2 teaspoon cumin, 1/2 teaspoon paprika, and 1/4 teaspoon cayenne pepper. Stir constantly for about 1 minute until all spices are evenly distributed. The filling should smell aromatic and complex.
• Season with salt and black pepper to taste. Start with 1/2 teaspoon salt and 1/4 teaspoon pepper, stir, then taste a small spoonful. Add more if needed—the filling should taste savory and well-seasoned but not overly salty.
• Remove the skillet from heat. Add 3/4 cup shredded cheddar cheese and stir until completely melted and combined. The filling should be creamy, smooth, and a light orange-yellow color from the cheese.
• Checkpoint: You are ready to move on when the filling is smooth, creamy, and fully seasoned.
• Carefully spoon the beef and cheese filling into each pepper half in the baking dish, dividing it evenly among all 8 pepper halves. Mound the filling gently but generously—it should reach close to the top of each pepper without overflowing.
• Top each filled pepper half with the remaining 1/4 cup shredded cheddar cheese, dividing it equally. Sprinkle 2 tablespoons grated Parmesan cheese over the tops of all peppers.
• Place the baking dish in the preheated 375°F oven on the middle rack. Bake for 20-25 minutes. Start checking at 20 minutes. The peppers are done when: (1) the pepper flesh is fork-tender when pierced with a knife, (2) the cheese on top is melted and beginning to turn golden brown at the edges, and (3) you see light browning on the corners of the cheese.
• Checkpoint: You are ready to remove from the oven when the peppers are soft, the cheese is bubbling, and you see golden-brown spots on top.
• Carefully remove the baking dish from the oven using oven mitts. Set on a heat-safe surface or trivet.
• Let the peppers rest for 3-5 minutes before serving. This allows the cheese to set slightly and the filling to stabilize, making them easier to eat and less likely to fall apart.
• Sprinkle fresh chopped parsley over the tops of the peppers just before serving. This adds color and a fresh herbal note. Serve immediately while hot, with pan drippings spooned over each pepper if desired.

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