Beef Philly Stuffed Peppers

The first time I made stuffed peppers, my kitchen smelled like a corner cheesesteak shop in Philadelphia. That unmistakable aroma of sizzling beef and caramelized onions had my roommate wandering in from the living room before I even called him for dinner.

My friend Sarah stayed over one rainy Tuesday when I was testing this recipe. She's skeptical about low-carb anything, but she went back for seconds and asked if I could make them for her birthday dinner the following month.

Ingredients

• 4 large bell peppers: Any color works beautifully here, though I love the contrast of red peppers against the golden beef mixture
• 1 medium yellow onion: Thinly slice these instead of chopping so you get those sweet, ribbon-like strands in every bite
• 1 cup cremini mushrooms: These add a meaty texture and earthy flavor that makes the filling feel substantial
• 450 g beef sirloin or ribeye: Ask your butcher to slice it paper thin or pop it in the freezer for 20 minutes to make slicing easier at home
• 8 slices provolone cheese: This melts into that perfect blanket of gooey goodness we all want on a cheesesteak
• 2 tbsp olive oil: One for sautéing the veggies, one for searing the beef
• 2 garlic cloves: Freshly minced adds that aromatic punch that elevates the whole dish
• 1 tsp Worcestershire sauce: The secret ingredient that gives beef that deep, savory umami flavor
• 1/2 tsp kosher salt: Enhances all the flavors without overpowering
• 1/2 tsp black pepper: Freshly ground makes all the difference here

Instructions

Get your oven ready:

Preheat oven to 200°C and arrange those beautiful pepper halves in a baking dish like little empty bowls waiting to be filled

Sauté the aromatics:

Heat one tablespoon olive oil in a large skillet over medium-high heat, then add onions and mushrooms until they're softened and golden

Sear the beef:

Add remaining oil to the skillet and cook beef until just browned, then stir in garlic, Worcestershire, salt and pepper

Combine everything:

Return those lovely onions and mushrooms to the skillet, mix well and cook another minute or two

Assemble:

Place half a slice of provolone in each pepper bottom, fill with the beef mixture and crown with another cheese slice

Bake to perfection:

Cover with foil and bake for 20 minutes, then uncover and bake until cheese is bubbling and peppers are fork tender

Save to Pinterest

These stuffed peppers have become my go-to when friends say they're coming over for dinner but I haven't planned anything elaborate. Something about them feels special without requiring hours of prep work.

Make Ahead Magic

You can assemble these peppers up to 24 hours ahead and keep them covered in the refrigerator. Just add a few extra minutes to the baking time if you're cooking them cold from the fridge.

Cheese Options

While provolone is traditional, I've experimented with everything from sharp cheddar to pepper jack. Each brings something different to the party.

Serving Ideas

A crisp green salad with vinaigrette cuts through all that rich cheese and beef beautifully. Sometimes I'll roast extra peppers alongside and serve them on the side.

• Set out some hot sauce for anyone who likes to kick up the heat
• Keep a few extra provolone slices handy for the cheese lovers in your life
• These reheat surprisingly well for lunch the next day

Save to Pinterest

There's something deeply satisfying about turning a sandwich into a fork-and-knife meal that feels just as indulgent. Hope these become a regular in your dinner rotation too.

Recipe Questions

→ Can I use different types of cheese?

Yes, mozzarella or cheddar can replace provolone for a different flavor profile.

→ Are there alternative vegetables to use?

You can add sautéed green bell pepper strips to the filling for extra flavor and texture.

→ What cut of beef is best for this dish?

Thinly sliced sirloin or ribeye works best, providing tenderness and rich flavor.

→ Is this dish suitable for a low-carb diet?

Yes, using bell peppers as vessels keeps carbohydrates low while providing a satisfying meal.

→ How should I prepare the peppers before filling?

Halve and seed them, then arrange cut side up in a baking dish before adding the filling.