Keto Cheesy Philly Casserole Recipe
Introduction
This Keto Cheesy Philly Casserole is a delicious low-carb twist on a classic Philly cheesesteak. Packed with savory ground beef, bell peppers, and gooey cheese, it’s a comforting dish that’s perfect for a family dinner or meal prep.

Ingredients
- 1 tbsp olive oil
- 1 large yellow onion, chopped
- 2 lbs lean ground beef
- 1 tsp smoked paprika
- 1 tbsp Italian seasoning
- 1 tsp garlic powder
- 3 large bell peppers, sliced into strips
- 4 oz cream cheese
- 4 oz provolone cheese, grated
- Salt and black pepper, to taste
Instructions
- Step 1: Preheat your oven to 350°F (175°C) and heat a large skillet over medium-high heat. Add the olive oil and chopped onions to the skillet.
- Step 2: Cook the onions for 2 to 3 minutes until they turn translucent.
- Step 3: Add the ground beef, smoked paprika, Italian seasoning, and garlic powder. Break the meat apart and mix well to coat evenly with the seasonings.
- Step 4: Cook the beef mixture until browned, about 7 to 10 minutes.
- Step 5: Stir in the sliced bell peppers and cook for an additional 5 minutes until they start to soften.
- Step 6: Add the cream cheese to the skillet and stir until fully blended and creamy.
- Step 7: Transfer the beef and pepper mixture to a baking dish, spreading it out evenly with a spatula.
- Step 8: Sprinkle the grated provolone cheese evenly over the top.
- Step 9: Bake in the preheated oven for 15 to 20 minutes, until the cheese is melted and bubbling.
Tips & Variations
- Use different colored bell peppers to add a vibrant look and varied flavor to your casserole.
- For a plant-based version, substitute ground beef with tofu or your favorite plant-based meat alternative.
- If you don’t have smoked paprika, chipotle powder is a great substitute that adds a nice smoky heat.
- Try swapping provolone with mozzarella, Colby Jack, or pepper jack for different cheese flavors.
Storage
Store leftovers in an airtight container in the refrigerator for up to 3 days. Reheat gently in the microwave or oven until warmed through. This casserole also freezes well for up to 2 months; thaw overnight in the fridge before reheating.
How to Serve

Serve this delicious recipe with your favorite sides.
FAQs
Can I use other types of ground meat?
Yes, you can substitute ground beef with ground chicken, turkey, or even a plant-based alternative to suit your dietary preferences.
Is this casserole suitable for a keto diet?
Absolutely. This recipe is low in carbs, uses keto-friendly ingredients, and includes healthy fats, making it perfect for ketogenic meal plans.
PrintKeto Cheesy Philly Casserole Recipe
This Keto Cheesy Philly Casserole is a flavorful, low-carb dish inspired by the classic Philly cheesesteak. Ground beef is cooked with a mix of spices and sautéed peppers, then blended with creamy cheese and baked to perfection with a bubbly provolone topping. Perfect for a hearty, comforting meal that fits perfectly into a keto lifestyle.
- Prep Time: 10 minutes
- Cook Time: 30 minutes
- Total Time: 40 minutes
- Yield: 6 servings 1x
- Category: Casserole
- Method: Baking
- Cuisine: American
- Diet: Low Carb
Ingredients
Meat and Vegetables
- 1 tbsp olive oil
- 1 large yellow onion, chopped
- 2 lbs lean ground beef
- 3 large bell peppers, sliced into strips (red or mixed colors)
Seasonings
- 1 tsp smoked paprika
- 1 tbsp Italian seasoning
- 1 tsp garlic powder
- Salt and black pepper, to taste
Dairy
- 4 oz cream cheese
- 4 oz provolone cheese, grated
Instructions
- Preheat Oven and Sauté Onions: Preheat your oven to 350°F (175°C). Heat a large skillet over medium-high heat and add the olive oil followed by the chopped onions. Cook for 2-3 minutes until the onions become translucent and soft.
- Cook Ground Beef with Seasonings: Add the lean ground beef to the skillet along with smoked paprika, Italian seasoning, and garlic powder. Break the meat apart and stir well to evenly coat with spices. Cook until the beef is browned and no longer pink, about 7-10 minutes.
- Add Bell Peppers: Stir in the sliced bell peppers and continue cooking for another 5 minutes until they soften but retain some bite.
- Incorporate Cream Cheese: Add the cream cheese into the skillet and stir continuously until it melts completely and blends into the meat and vegetable mixture, creating a creamy texture.
- Transfer to Baking Dish: Pour the cooked mixture into a baking dish and spread it out evenly with a spatula.
- Top with Provolone Cheese: Sprinkle the grated provolone cheese evenly over the top of the casserole mixture.
- Bake: Place the baking dish in the preheated oven and bake for 15-20 minutes, or until the cheese on top is melted, bubbly, and slightly golden.
- Serve: Remove from the oven and allow to cool slightly before serving. Enjoy your hearty Keto Cheesy Philly Casserole as a savory main dish perfect for any keto meal plan.
Notes
- For substitutions, ground chicken or turkey can be used instead of beef for a lighter option.
- Smoked paprika can be replaced with chipotle powder for a smoky heat.
- Different colored bell peppers add vibrant color and enhance nutritional value.
- Use full-fat cream cheese to maintain keto-friendly macros, as low-fat versions may contain more carbs.
- Try alternative cheeses like Colby Jack, Pepper Jack, or mozzarella for different flavor profiles.
- Adjust seasoning and salt to taste, especially if using salted cheeses.
Keywords: Keto casserole, Philly cheesesteak casserole, low carb dinner, ground beef casserole, cheesy beef bake, keto dinner recipe

