Italian Stuffed Pepper Cauliflower Rice Skillet
⏲ ~31 min total · prep 15 · cook 16 · 4 servings
Sides⏱ 35 min total🔥 4.0g net carbs
By the KFI Test Kitchen · Tested & approved by Jason Lieu, KFI recipe editor
Published Sep 15, 2026 · Updated Sep 15, 2026
Ingredients
- 1 lb hot or sweet Italian sausage, casings removed
- 2 medium red or orange bell peppers, diced into 1/2-inch pieces
- 3 cups riced cauliflower (fresh or thawed frozen)
- 3/4 cup no-sugar-added marinara sauce
- 1 cup shredded low-moisture mozzarella
- 1/4 cup grated Parmesan
- 1/2 small yellow onion, diced
- 2 cloves garlic, minced
- 1 tsp dried oregano
- 1/4 tsp red pepper flakes
- 2 tbsp olive oil
- 4 fresh basil leaves, torn
Instructions
- Brown the sausage in a 12-inch cast-iron skillet over medium-high heat, breaking it into small crumbles, 6-8 minutes until no pink remains; transfer to a plate.
- Add the olive oil, onion, and bell peppers to the skillet and cook 5-6 minutes, stirring only twice, until softened with charred edges.
- Stir in the garlic, oregano, and red pepper flakes and cook 30 seconds, just until fragrant.
- Add the cauliflower rice and spread it into an even layer; let it sit undisturbed 2 minutes to toast, then stir and cook 3-4 minutes more until tender and any released liquid has cooked off.
- Return the sausage, pour in the marinara, and simmer 3 minutes until the sauce thickens and coats everything.
- Level the surface, shower on the mozzarella and Parmesan, turn off the heat, cover, and let sit 3 minutes until the cheese is fully melted — or slide the skillet under a hot broiler 2 minutes to brown it.
- Scatter the torn basil over the top and serve straight from the skillet.
Why this recipe works
- A stuffed pepper, unstuffed Sausage, charred peppers, marinara, and melted mozzarella deliver the whole stuffed-pepper experience in one skillet. Everything the original gives you, minus the parboiled shells and the long oven wait.
- Stir the peppers twice Leaving the onion and bell pepper alone between stirs builds charred edges instead of steamed softness. Those brown spots taste like a longer cook than 6 minutes.
- Resting melt Turning the heat off and covering the pan for 3 minutes melts the mozzarella gently. Direct heat turns it rubbery before the Parmesan underneath even softens.
Tips for making this recipe well
Brown the sausage first
Crumble it small and let the bits sit long enough to develop dark edges. Those crumbs season the whole pan once the oil and vegetables go in.
Thaw frozen riced cauliflower
If you use frozen, thaw it and press out the water first, then expect the pan to give off moisture during the toast. The undisturbed 2 minutes evaporates most of it.
Level before the cheese
Flatten the surface so the mozzarella and Parmesan melt into one even blanket. Cheese piled on mounds slides off into the gaps.
Basil goes on last
Tear the leaves over the top off the heat. Basil hit with direct heat goes dark and loses its perfume.
Broiler for color
Two minutes under a hot broiler spots the cheese gold. Skip it on busy nights; the covered melt is good on its own.
Serving suggestions
Thirty-five minutes, one skillet, dinner done. Serve it from the pan with torn basil scattered at the last second and extra Parmesan at the table. It is a complete meal on its own, though a bitter green salad with red wine vinegar makes the plate feel finished. Leftovers spoon well over more cauliflower rice, where the extra sauce has somewhere to go. The skillet keeps everything hot longer than you expect.
Storage and meal prep
Refrigerate leftovers in a covered container for 3 to 4 days. Reheat in a covered skillet over medium-low so the cauliflower rice reabsorbs the sauce instead of drying out, stirring once halfway. This one freezes well for 2 to 3 months; thaw overnight in the refrigerator and expect a softer texture from the peppers. Add fresh basil after reheating, never before, or it turns dark in the container.
Variations worth trying
- Ricotta dots Drop spoonfuls of ricotta over the surface before the mozzarella goes on. It echoes a stuffed pepper's cheese center and cools the red pepper flakes.
- Mild for kids Use sweet Italian sausage and leave out the red pepper flakes. The oregano and garlic still carry it.
- Zucchini in the mix Dice one small zucchini with the bell peppers. It chars at the same rate and adds volume without many carbs.
- Spinach finish Stir 2 cups of fresh spinach into the skillet right before the cheese. It wilts in the residual heat and disappears into the sauce.
Frequently asked questions
Can I use frozen cauliflower rice?
Yes. Thaw it and press out the water first, then expect the skillet to release moisture during the toast. Cook until the liquid is gone before the sausage returns.
How spicy is this recipe?
Mild with sweet sausage and no flakes, warm with hot sausage. The 1/4 teaspoon of red pepper flakes sits in the background either way.
Can I brown the sausage ahead?
Yes, up to 2 days ahead. Store it covered in the refrigerator and add it back when the vegetables are done, giving it a minute in the hot pan to reheat.
Why does the recipe stir the peppers only twice?
Peppers left alone between stirs char at the edges instead of steaming. Constant stirring keeps them pale and soft, which reads boiled rather than roasted.
How many net carbs per serving?
4.0 net carbs, most of that from the bell peppers and marinara. The no-sugar-added sauce matters here; sweetened versions push the number up fast.
Related keto recipes
As an Amazon Associate and affiliate partner, Keto Food Ideas earns from qualifying purchases at no additional cost to you. Nutritional values are estimates. Recipes are developed with AI assistance and reviewed by our editors before publishing.
← More Sides recipes · Home
