Keto Pizza Stuffed Peppers Mozzarella Pepperoni

Featured in: Smart Weeknight Meals

These vibrant bell peppers deliver all the comfort of pizza night while keeping carbs low and satisfaction high. Each halved pepper cradles a savory blend of sugar-free marinara, melted mozzarella, and zesty pepperoni, with optional Italian sausage for extra protein.

The preparation is straightforward: season the peppers, mix the cheesy filling, and bake until bubbly and golden. In just 45 minutes, you'll have a complete keto-friendly main dish that pairs perfectly with a crisp side salad.

Customize easily by swapping cheeses, adding vegetables, or adjusting the spice level with red pepper flakes. Leftovers reheat beautifully for meal prep, making this a versatile addition to your low-carb rotation.

Updated on Wed, 11 Feb 2026 04:24:28 GMT
Freshly baked Keto Pizza Stuffed Peppers with melted mozzarella and pepperoni topped with fresh basil. Pin it
Freshly baked Keto Pizza Stuffed Peppers with melted mozzarella and pepperoni topped with fresh basil. | fungeniusrecipe.com

Keto Pizza Stuffed Peppers offer all the savory satisfaction of a traditional pizza night without the carb-heavy crust. In this recipe, vibrant bell peppers serve as the perfect vessel for gooey mozzarella, zesty pepperoni, and rich marinara, creating a flavorful and wholesome meal that fits perfectly into a low-carb lifestyle.

Freshly baked Keto Pizza Stuffed Peppers with melted mozzarella and pepperoni topped with fresh basil. Pin it
Freshly baked Keto Pizza Stuffed Peppers with melted mozzarella and pepperoni topped with fresh basil. | fungeniusrecipe.com

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Whether you are hosting a dinner or prepping meals for the week, these stuffed peppers are a crowd-pleaser. The combination of roasted peppers and melted cheese provides a comforting texture that makes healthy eating feel like a treat.

Ingredients

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  • 4 large bell peppers (any color), halved and seeded
  • 1 cup sugar-free marinara sauce
  • 1 ½ cups shredded mozzarella cheese, divided
  • ½ cup mini pepperoni slices (or regular, cut into quarters)
  • ½ cup cooked Italian sausage, crumbled (optional)
  • ¼ cup grated Parmesan cheese
  • 1 tablespoon olive oil
  • 1 teaspoon dried Italian seasoning
  • ¼ teaspoon crushed red pepper flakes (optional)
  • Salt and black pepper, to taste
  • 2 tablespoons chopped fresh basil or parsley (for garnish)
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Instructions

Step 1
Preheat your oven to 400°F (200°C).
Step 2
Drizzle the bell pepper halves with olive oil and season lightly with salt and pepper. Arrange them cut-side up in a baking dish.
Step 3
In a bowl, combine the marinara sauce, 1 cup of the shredded mozzarella, cooked Italian sausage (if using), half the pepperoni, Italian seasoning, and red pepper flakes. Mix well.
Step 4
Spoon the filling evenly into the pepper halves.
Step 5
Top each stuffed pepper with the remaining mozzarella, remaining pepperoni, and Parmesan cheese.
Step 6
Cover the dish loosely with foil and bake for 20 minutes.
Step 7
Remove foil and bake an additional 10 minutes, or until the cheese is bubbly and golden and the peppers are tender.
Step 8
Remove from the oven and let cool for 5 minutes. Garnish with fresh basil or parsley before serving.

Zusatztipps für die Zubereitung

To ensure the best results, use a sturdy baking dish and a mixing bowl for the filling. A sharp knife and cutting board are essential for seeding the peppers cleanly. Using a spoon helps to distribute the filling evenly into each pepper cavity for consistent cooking.

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Varianten und Anpassungen

For a vegetarian version, omit the sausage and double the pepperoni or add sautéed mushrooms. You can also swap the mozzarella for provolone or cheddar to achieve a different flavor profile that suits your taste.

Serviervorschläge

These peppers are best served hot with a fresh garnish of basil or parsley. For a complete and balanced meal, pair them with a crisp green salad tossed in a light vinaigrette.

Four golden-bell pepper halves stuffed with rich marinara and gooey mozzarella cheese ready to serve. Pin it
Four golden-bell pepper halves stuffed with rich marinara and gooey mozzarella cheese ready to serve. | fungeniusrecipe.com
Four golden-bell pepper halves stuffed with rich marinara and gooey mozzarella cheese ready to serve. Pin it
Four golden-bell pepper halves stuffed with rich marinara and gooey mozzarella cheese ready to serve. | fungeniusrecipe.com
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Enjoy the classic taste of pizza with this wholesome American twist. These Keto Pizza Stuffed Peppers are sure to become a staple in your low-carb recipe rotation!

Recipe FAQs

Can I make these stuffed peppers ahead of time?

Yes, assemble the peppers up to 24 hours in advance and refrigerate. Add 5-10 minutes to the baking time if cooking from cold, or let them come to room temperature first.

What other toppings work well in this keto version?

Mushrooms, black olives, cooked bacon bits, or diced bell peppers make excellent additions. Just keep portions in mind to maintain the low-carb profile.

How do I store and reheat leftovers?

Store cooled peppers in an airtight container for up to 4 days. Reheat at 350°F for 10-15 minutes until heated through, or microwave in 30-second intervals.

Can I freeze these stuffed peppers?

Absolutely. Freeze individually on a baking sheet first, then transfer to a freezer bag for up to 3 months. Thaw overnight and reheat as usual.

What's the best way to choose bell peppers?

Select peppers that feel heavy for their size with smooth, firm skin and no blemishes. Red peppers offer sweetness, while green provide a slightly bitter contrast.

Is this suitable for other dietary restrictions?

The dish is naturally gluten-free and keto-friendly. For dairy-free needs, use vegan cheese alternatives. Always verify pepperoni ingredients for specific allergens.

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Keto Pizza Stuffed Peppers Mozzarella Pepperoni

Bell peppers stuffed with marinara, mozzarella, and pepperoni for a low-carb twist on pizza flavors.

Prep time
15 minutes
Cook time
30 minutes
Complete time
45 minutes
Created by Fungeniusrecipe Chloe Anderson

Recipe category Smart Weeknight Meals

Skill level Easy

Cuisine type American

Portions 4 Number of servings

Dietary details Free from gluten, Low in carbs

What You Need

Peppers

01 4 large bell peppers, any color, halved and seeded

Filling

01 1 cup sugar-free marinara sauce
02 1.5 cups shredded mozzarella cheese, divided
03 0.5 cup mini pepperoni slices
04 0.5 cup cooked Italian sausage, crumbled
05 0.25 cup grated Parmesan cheese
06 1 tablespoon olive oil
07 1 teaspoon dried Italian seasoning
08 0.25 teaspoon crushed red pepper flakes
09 Salt and black pepper to taste

Garnish

01 2 tablespoons chopped fresh basil or parsley

How to Make

Step 01

Preheat oven: Preheat oven to 400°F.

Step 02

Prepare peppers: Drizzle bell pepper halves with olive oil and season lightly with salt and pepper. Arrange them cut-side up in a baking dish.

Step 03

Combine filling: In a bowl, combine marinara sauce, 1 cup shredded mozzarella, cooked Italian sausage, half the pepperoni, Italian seasoning, and red pepper flakes. Mix thoroughly.

Step 04

Fill peppers: Spoon filling evenly into pepper halves.

Step 05

Top with cheese: Top each stuffed pepper with remaining mozzarella, remaining pepperoni, and Parmesan cheese.

Step 06

First bake: Cover dish loosely with foil and bake for 20 minutes.

Step 07

Finish baking: Remove foil and bake additional 10 minutes until cheese is bubbly and golden and peppers are tender.

Step 08

Cool and garnish: Remove from oven and cool for 5 minutes. Garnish with fresh basil or parsley before serving.

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Equipment needed

  • Baking dish
  • Mixing bowl
  • Knife and cutting board
  • Spoon

Allergy details

Don’t forget to check each item for allergens. Talk to a healthcare professional if you’re unsure.
  • Contains dairy including mozzarella and Parmesan cheese.
  • Pepperoni may contain soy and other additives.
  • Verify marinara and sausage ingredients for hidden gluten or allergens.

Nutrition (each serving)

These nutrition facts are for reference only. Always consult an expert for medical advice.
  • Calorie count: 320
  • Fat content: 22 g
  • Carbohydrates: 8 g
  • Protein content: 19 g

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