
Low Carb Philly Cheesesteak Casserole is a tasty, low-carb twist on the classic sandwich. This casserole is creamy, cheesy, and simple to make for weeknights or a party.
How to serve Low Carb Philly Cheesesteak Casserole
Serve this casserole hot, with a side salad or roasted vegetables for a low-carb meal. For a heartier plate, pair it with a corn-style side like the slow cooker favorite slow cooker street corn chicken. Let slices rest 5 minutes so they hold their shape.

Low Carb Philly Cheesesteak Casserole
- Total Time: 45
- Yield: 8 servings 1x
- Diet: Low Carb
Description
A creamy, cheesy, low-carb twist on the classic Philly cheesesteak sandwich, perfect for weeknights or gatherings.
Ingredients
- 2 lbs ground beef (80/20 fat ratio preferred)
- 1 large onion (diced)
- 2 large bell peppers (green or red, diced)
- 2 cloves garlic (minced)
- 8 oz cream cheese (softened to room temperature)
- 2 tbsp Worcestershire sauce
- Salt and pepper (to taste)
- 8 oz provolone cheese (sliced)
- 1.5 cups mozzarella cheese (shredded)
- 1 tbsp olive oil
Instructions
- Preheat oven to 350°F (175°C). Spray a 9×13 baking dish with non-stick spray.
- Heat 1 tbsp olive oil in a large skillet over medium heat.
- Add diced onion and bell peppers. Cook for 5–6 minutes until softened.
- Add minced garlic and stir for 30 seconds.
- Add ground beef to the skillet, breaking it up and cooking for 7–8 minutes until no pink remains. Season with salt and pepper and drain fat if needed.
- Stir in the Worcestershire sauce, coating the beef.
- Reduce heat to low, then add the cream cheese and stir until melted and creamy.
- Transfer the meat and veggie mix to the prepared baking dish and spread evenly.
- Tear provolone cheese and place pieces over the beef, then sprinkle with mozzarella cheese.
- Bake for 22–25 minutes until the cheese is melted and golden. Let rest for 5 minutes before serving.
Notes
For best flavor and texture, use 80/20 ground beef. Soften cream cheese for easier melting. The casserole can be made ahead and stored for later use.
- Prep Time: 15
- Cook Time: 30
- Category: Casserole
- Method: Baking
- Cuisine: American
Nutrition
- Serving Size: 1 serving
- Calories: 420
- Sugar: 3g
- Sodium: 500mg
- Fat: 30g
- Saturated Fat: 15g
- Unsaturated Fat: 10g
- Trans Fat: 0g
- Carbohydrates: 6g
- Fiber: 1g
- Protein: 35g
- Cholesterol: 90mg
Ingredients
- 2 lbs ground beef (80/20 fat ratio preferred)
- 1 large onion (diced)
- 2 large bell peppers (green, red, or mixed, diced)
- 2 cloves garlic (minced)
- 8 oz cream cheese (softened to room temperature)
- 2 tbsp Worcestershire sauce
- Salt and pepper (to taste)
- 8 oz provolone cheese (sliced)
- 1.5 cups mozzarella cheese (shredded)
- 1 tbsp olive oil
Try this casserole with other easy dishes like slow cooker street corn chicken for a buffet or family dinner.
How to make Low Carb Philly Cheesesteak Casserole
- Preheat oven to 350°F (175°C). Spray a 9×13 baking dish with non-stick spray.
- Heat 1 tbsp olive oil in a large skillet over medium heat.
- Add diced onion and bell peppers. Cook 5–6 minutes until they soften and smell good.
- Add minced garlic and stir 30 seconds so it does not burn.
- Add ground beef to the skillet. Break it up and cook 7–8 minutes until no pink remains. Season with salt and pepper. Drain fat if needed.
- Stir in 2 tbsp Worcestershire sauce so the meat is well coated. Reduce heat to low.
- Add 8 oz softened cream cheese. Stir until it melts and the mix is creamy. This step makes the Low Carb Philly Cheesesteak Casserole rich and smooth.
- Transfer the meat and veggie mix to the prepared baking dish and spread evenly.
- Tear provolone and place pieces over the beef. Sprinkle 1.5 cups shredded mozzarella on top.
- Bake 22–25 minutes until cheese is melted, bubbly, and lightly golden. Let rest 5 minutes before serving.
Tips to make Low Carb Philly Cheesesteak Casserole
- Use 80/20 ground beef for best flavor and texture.
- Soften cream cheese to room temperature to melt smoothly.
- Dice vegetables evenly so they cook at the same rate.
- If you want less grease, drain the beef after browning.
- For a side veggie snack, try the spicy, crisp spicy honey cauliflower bites as a different low-carb option.
- Make ahead: cook meat mix, cool, then top with cheese and bake later.
Variation ideas
- Chicken version: swap ground beef for ground chicken or thin sliced chicken for a milder Low Carb Philly Cheesesteak Casserole.
- Add mushrooms for more depth.
- For extra spice, mix in sliced jalapeño or a pinch of red pepper flakes.
- Make individual portions in ramekins for singles or meal prep.
How to store Low Carb Philly Cheesesteak Casserole
- Refrigerator: Cool fully, cover, and store up to 4 days in an airtight container.
- Freezer: Freeze portions in airtight containers for up to 3 months. Thaw overnight in the fridge, then reheat in the oven at 350°F until hot.
- Reheat: Microwave single slices 1–2 minutes or reheat a whole dish in the oven at 350°F until warm.
FAQs about Low Carb Philly Cheesesteak Casserole
Q: Is this Low Carb Philly Cheesesteak Casserole keto friendly?
A: Yes. The recipe is low in carbs thanks to no bread and high in fat and protein. Watch cheese and serving size to fit your macros.
Q: Can I use leaner beef for this Low Carb Philly Cheesesteak Casserole?
A: You can use leaner beef, but the casserole may be less juicy. If using lean meat, add a tablespoon of olive oil or a bit more cream cheese.
Q: How do I make this Low Carb Philly Cheesesteak Casserole ahead for a party?
A: Cook the beef and veggie mix, let it cool, store it in the fridge, then assemble with cheeses and bake right before guests arrive.
Q: Can I add more vegetables to this Low Carb Philly Cheesesteak Casserole?
A: Yes. Spinach, mushrooms, or extra peppers work well and keep it low carb.
Q: What is a good side dish for Low Carb Philly Cheesesteak Casserole?
A: A fresh green salad or roasted low-carb veggies are great. For a bold flavor pairing, consider the cinnamon roll breakfast casserole for a sweet brunch table contrast.
Additional related recipes
For more casserole ideas and easy mains, see the sweet brunch bake cinnamon roll breakfast casserole.






