Low Carb Philly Cheesesteak Casserole is an easy, satisfying dish that captures the classic flavors of a cheesesteak in a hearty casserole form. It takes about 40 minutes from start to finish, and it works beautifully as a comforting, low-carb meal that satisfies your cravings without the guilt.
This recipe is perfect for anyone looking for a low-carb dinner option that doesn’t compromise on flavor. It’s an ideal choice for weeknight dinners or meal prep, and it stores well in the fridge for up to three days.
Why You’ll Love This Recipe
- It’s a quick and easy one-dish meal that cooks in under an hour.
- Loaded with savory ground beef, tender veggies, and melted cheese.
- The combination of textures creates a satisfying bite every time.
- Perfectly low in carbs while high in protein, making it a guilt-free indulgence.
What You’ll Need
Gather the following ingredients to create this delicious casserole.
For the Casserole
- 1 lb ground beef
- 1 cup bell peppers, sliced
- 1 cup onions, sliced
- 2 cups shredded cheese, like provolone or cheddar
For Cooking
- 1 tablespoon olive oil
- 1 teaspoon garlic powder
- Salt and pepper to taste
Use any preferred cheese varieties.
Substitutions & Swaps
- Ground turkey can replace ground beef.
- Use zucchini noodles for a lighter option.
- Onions can be swapped for shallots.
- Bell peppers can be any color variety.
How to Make It
Follow these simple steps to whip up your casserole.
1. Preheat
Preheat your oven to 350°F (175°C).
2. Cook the Beef
Sauté olive oil in a large skillet over medium heat. Add the ground beef and cook until it’s browned.
3. Add Vegetables
Incorporate bell peppers and onions in the skillet, cooking until they are softened. Season the mixture with garlic powder, salt, and pepper.
4. Transfer Mixture
Transfer the beef and vegetable mixture into a greased baking dish.
5. Top with Cheese
Sprinkle the shredded cheese evenly on top of the beef mixture.
6. Bake
Bake in the preheated oven for 20-25 minutes until the cheese is melted and bubbly.
7. Serve
Serve warm and enjoy your low carb, high protein meal!
How to Store It
Fridge: Store in an airtight container for up to 3 days.
Freezer: Yes, it freezes well for meal prep.
Reheat: Microwave on medium for 3-5 minutes.
Tips for Best Results
- Use a lean ground beef to keep the dish healthy.
- Ensure vegetables are chopped uniformly for even cooking.
- Experiment with different cheeses for varied flavors.
- Let the casserole sit for a few minutes before serving to set.
Serving Suggestions
- Pair with a fresh green salad for a complete meal.
- Serve alongside steamed broccoli for added nutrition.
- Perfect for gatherings or as an easy weeknight family dinner.



