Low Carb Philly Cheesesteak Casserole is a hearty and delicious dish perfect for anyone looking to indulge without the carbs. This comforting meal brings together the flavors of a classic Philly cheesesteak in casserole form, making it ideal for weeknight dinners or meal prep. With its savory ground beef, creamy cheese, and colorful vegetables, it’s both satisfying and nutritious. Plus, it’s easy to make and sure to please family and friends alike!
What You’ll Need for Low Carb Philly Cheesesteak Casserole
Here’s a quick list of ingredients you will need to whip up this delightful casserole:
- 2 lbs ground beef (80/20 fat ratio preferred) – 1 kg
- 1 large onion, diced – 1 large onion
- 2 large bell peppers, diced (green, red, or mixed) – 2 large bell peppers
- 2 cloves garlic, minced – 2 cloves of garlic
- 8 oz cream cheese, softened to room temperature – 225 g
- 2 tbsp Worcestershire sauce – 30 ml
- Salt and pepper, to taste
- 8 oz provolone cheese, sliced – 225 g
- 1.5 cups mozzarella cheese, shredded – 150 g
- 1 tbsp olive oil – 15 ml
Step-by-Step Recipe for Low Carb Philly Cheesesteak Casserole
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Preheat Your Oven: Set your oven to 350°F (175°C) and spray a 9×13 baking dish with non-stick spray to prevent sticking.
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Cook the Veggies: In a large skillet, heat olive oil over medium heat. Add the diced onion and bell peppers. Sauté for about 5-6 minutes until they start to soften and become fragrant.
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Add Garlic: Stir in the minced garlic and cook for another 30 seconds. Be sure to keep stirring so it doesn’t burn.
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Brown the Beef: Add the ground beef to the skillet, breaking it up with your spatula as it cooks. Season generously with salt and pepper. Cook for about 7-8 minutes until all the meat is browned and no pink remains. If there’s excess fat, drain it.
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Mix in Flavors: Pour in the Worcestershire sauce and stir to coat the meat mixture evenly. Reduce the heat to low and add the softened cream cheese. Stir until it becomes melted and creamy.
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Transfer to Baking Dish: Pour the mixture into your prepared baking dish and spread it out evenly.
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Cheese Layers: Tear the provolone cheese and lay it evenly over the beef mixture. Then, sprinkle the shredded mozzarella cheese on top for a gooey finish.
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Bake It: Place the casserole in the oven and bake for 22-25 minutes, or until the cheese is melted, bubbly, and slightly golden on top.
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Rest and Serve: Once done, let the casserole rest for about 5 minutes. This will allow the flavors to meld together before serving.
How to Serve Low Carb Philly Cheesesteak Casserole
Serving this casserole is a breeze! You can slice it into squares and serve it hot directly from the baking dish. It pairs wonderfully with a fresh side salad or steamed vegetables for a complete meal. If you want a little extra flavor, consider serving it with a side of low-carb ranch or blue cheese dressing for dipping. A sprinkle of fresh parsley on top can also add a nice touch of color!
Helpful Tricks for Low Carb Philly Cheesesteak Casserole
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Cheese Options: If you want to mix things up, try using different types of cheese like cheddar or aged gouda for a unique twist.
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Add More Veggies: Feel free to add more veggies like mushrooms or spinach to boost the nutritional profile without adding extra carbs.
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Make Ahead: This casserole is great for meal prep. You can prepare it ahead of time and keep it in the fridge before baking. Just extend the baking time by a few minutes if you bake it straight from the fridge.
Low Carb Philly Cheesesteak Casserole FAQs
Can I use other types of meat?
Absolutely! Ground turkey or chicken are great substitutes if you prefer a lighter option.
How do I store leftovers?
Store any leftovers in an airtight container in the fridge for up to 3 days. Reheat in the oven or microwave until heated through.
Can I freeze this casserole?
Yes, you can freeze it! Assemble the casserole and let it cool completely. Wrap it tightly in foil and freeze for up to 2 months. When ready to eat, thaw overnight in the fridge and bake as directed.
Enjoy making this Low Carb Philly Cheesesteak Casserole for a delicious meal that everyone will love. Give it a try; you won’t be disappointed!

Low Carb Philly Cheesesteak Casserole
Ingredients
Method
- Preheat your oven to 350°F (175°C) and spray a 9x13 baking dish with non-stick spray.
- In a large skillet, heat olive oil over medium heat. Add the diced onion and bell peppers. Sauté for about 5-6 minutes until softened and fragrant.
- Stir in the minced garlic and cook for another 30 seconds, stirring constantly.
- Add ground beef to the skillet, breaking it up with a spatula. Season with salt and pepper. Cook for about 7-8 minutes, until browned and no pink remains. Drain excess fat if necessary.
- Pour in the Worcestershire sauce, stir to coat evenly, then reduce heat to low. Add softened cream cheese and stir until melted and creamy.
- Transfer the mixture into the prepared baking dish and spread it evenly.
- Tear the provolone cheese and layer it over the beef mixture, followed by sprinkling the shredded mozzarella cheese on top.
- Bake in the oven for 22-25 minutes, or until cheese is melted, bubbly, and slightly golden.
- Allow the casserole to rest for about 5 minutes before serving.