If you’re searching for the perfect keto dinner recipe that’s comforting, flavorful, low carb, and incredibly satisfying — these Keto Stuffed Peppers will become an instant favorite. Bursting with juicy ground beef, melted cheese, aromatic seasonings, and tender roasted peppers, this dish proves that keto meals can be both nutritious and indulgent.
Whether you’re following a keto diet low-carb lifestyle, gluten-free eating, or simply want a hearty homemade meal, this recipe checks every box. It’s high-protein wonderfully filling, and made with clean, wholesome ingredients you likely already have in your kitchen.
What truly makes these stuffed peppers special is their versatility — you can customize the filling, swap ingredients, or make them spicy, cheesy, or ultra meaty depending on your preferences. They store beautifully and reheat even better, making them an excellent keto meal-prep option for busy weeks.
With only 6–8 net carbs per serving this recipe fits perfectly into your macro goals without sacrificing flavor. Get ready for a keto meal that feels like comfort food but keeps you fully on track — a complete win!
Why You’ll Love This Low-carb Stuffed Peppers
- Low-carb but full of flavor — Every bite is savory, cheesy, and satisfying.
- High-protein meal that helps keep you full for hours.
- Family-friendly — even carb-lovers enjoy this dish.
- Perfect keto meal prep — stores and reheats beautifully.
- Comfort-food classic with a keto twist.Makes a beautiful presentation for dinner tables or gatherings.
Key Ingredients
Bell Peppers – Colorful, low-carb shells that hold the savory filling perfectly.
Ground Beef – Rich protein source that creates hearty, satisfying stuffed peppers.
Onion – Adds aromatic sweetness and enhances the overall depth of flavor.
Garlic – Infuses bold, savory aroma that elevates every spicy, cheesy bite.
Cauliflower Rice (Full Recipe)– Low-carb rice substitute adding volume without extra carbs.
Tomato Sauce (Unsweetened) – Adds moisture and tang without spiking carb count.
Italian Seasoning – Balanced herbs that bring out classic stuffed pepper flavors.
Cheddar Cheese – Melts beautifully, creating a gooey, golden, irresistible topping.
Olive Oil – Helps sauté ingredients and adds heart-healthy fats to dish.
Salt & Pepper – Simple seasoning that heightens all the savory filling flavors.
How To Make This
1. Prepare the Peppers
- Preheat your oven to 375°F (190°C)
- Slice the tops off the bell peppers and remove the seeds.
- Place them upright in a baking dish; lightly drizzle with olive oil.
- Pre-bake for 10 minutes to soften — this ensures even cooking.
2. Cook the Beef Filling
- Heat olive oil in a skillet over medium heat.
- Sauté diced onions until translucent.
- Add minced garlic and cook for 30 seconds until fragrant.
- Add ground beef, breaking it apart with a spoon.
- Cook until browned with no pink remaining.Season with salt, pepper, and Italian seasoning.
3. Add the Low-Carb “Rice” Base
- Stir in cauliflower rice and allow it to cook for 3–4 minutes.
- Add unsweetened tomato sauce and mix until everything is coated.
- Let the filling simmer for 5 minutes so flavors blend.
4. Stuff the Peppers Generously
- Spoon the beef mixture into each pepper, packing it tightly.
- Fill them all the way to the top — no skimping!
5. Bake to Perfection
- Cover the dish with foil to keep moisture inside.
- Bake for 30 minutes until peppers are tender.
6. Add the Cheesy Topping
- Remove foil, top peppers with shredded cheddar.
- Bake another 10–12 minutes until golden and bubbly.
7. Rest & Service
- Let the peppers sit for 5 minutes before serving.
- This helps them set and enhances flavor.
- These stuffed peppers pair beautifully with a side salad, roasted veggies, or keto garlic bread.
Storage
Refrigerator
Store in an airtight container for 3–4 days
Freezer
Freeze individually wrapped peppers for up to 2 months
Reheat
Microwave: 2–3 minutes
Oven: 350°F for 10–12 minutes
Air fryer: 325°F for 5–7 minutes
They reheat perfectly and maintain flavor and texture.
Frequently Asked Questions
1. Are bell peppers keto-friendly?
A. Yes! Green peppers have the lowest carbs, but all colors work.
2. Can I make this dairy-free?
A. Yes, use dairy-free cheese or leave the cheese off completely.
3. Can I prepare these ahead of time?
A. Yes — assemble the peppers, refrigerate, and bake when needed.
4. How many net carbs per serving?
A. Typically 6–8 net carbs, depending on pepper size and sauce.
5. Can I add more vegetables to the filling?
A. Yes — mushrooms, spinach, zucchini, or celery work well.
6. Can I use frozen cauliflower rice?
A. Yes, just sauté longer to remove excess moisture.
Low-carb Stuffed Peppers
Ingredients
4 large bell peppers (any color)
1 lb (450g) ground beef
1 cup cauliflower rice
1 small onion, diced
3 cloves garlic, minced
1 cup unsweetened tomato sauce
1 tbsp Italian seasoning
1 tsp salt
½ tsp black pepper
1 tbsp olive oil
1–1½ cups shredded cheddar cheese
Instructions
Preheat oven to 375°F (190°C).
Slice the tops off the peppers, remove seeds, and place upright in a baking dish.
Drizzle with olive oil and pre-bake 10 minutes to soften.
In a skillet, heat olive oil.
Sauté diced onion until soft; add garlic and cook 30 seconds.
Add ground beef and cook until browned.
Season with salt, pepper, and Italian seasoning.
Stir in cauliflower rice.
Add tomato sauce and mix to coat the beef.
Simmer 5 minutes to blend flavors.
Spoon the filling tightly into each pepper.
Cover the dish with foil.
Bake 30 minutes until peppers soften.
Remove foil, top peppers with cheddar.
Bake another 10 minutes until melted and golden.
Let rest 5 minutes before serving.
Notes
- Best peppers for keto: Green bell peppers have the lowest net carbs, but red, yellow, and orange also work.
- Make it spicy: Add red pepper flakes, jalapeños, or use pepper-jack cheese.
- Meat substitutions: Ground turkey, chicken, pork, or Italian sausage work perfectly.
- Cauliflower rice tip: If using frozen cauliflower rice, sauté longer to remove excess moisture.
- Meal prep friendly: Assemble peppers ahead of time and bake when ready.
- Cheese options: Cheddar, mozzarella, Monterey Jack, or a keto cheese blend all melt well.
