Low Carb Philly Cheesesteak Casserole is a perfect comfort food that’s easy to prepare and packed with rich, melty cheese and tender beef strips. This dish captures the classic Philly cheesesteak flavors in a casserole form, making it an excellent option for a quick weeknight meal or meal prep. With simple ingredients and an easy baking method, this casserole can be ready in under 40 minutes. Pair it with my Garlic Lemon Chicken for another wholesome dinner option.
Why You'll Love Low Carb Philly Cheesesteak Casserole – Easy, Quick & Comforting
Enjoy a delicious Low Carb Philly Cheesesteak Casserole that’s easy to make, quick, and perfect for weeknight dinners. Loaded with melty cheese and tender beef!
- Low carb and keto-friendly without sacrificing flavor.
- Quick and easy one-dish meal for busy weeknights.
- Family-friendly and hearty – perfect comfort food.
- Great as leftovers, perfect for meal prep.
Ingredients for Low Carb Philly Cheesesteak Casserole – Easy, Quick & Comforting
Steak: Use ribeye or sirloin for best flavor; flank steak or even thinly sliced chicken can substitute.Cheese: Provolone provides authentic flavor, but mozzarella or cheddar can be used.
- Steak: Use ribeye or sirloin for best flavor; flank steak or even thinly sliced chicken can substitute.
- Cheese: Provolone provides authentic flavor, but mozzarella or cheddar can be used.
Ingredient Note: Full measurements for Low Carb Philly Cheesesteak Casserole – Easy, Quick & Comforting are listed in the printable recipe card below.
How to Make Low Carb Philly Cheesesteak Casserole – Easy, Quick & Comforting
Step 1 — Prep & Preheat
Prepare the steak and veggies: Heat olive oil in a large skillet over medium-high heat. Add the sliced steak and cook for 3-4 minutes until browned but not fully cooked. Remove from skillet and set aside. In the same skillet, sauté onions, bell peppers, and garlic until soft, about 5-6 minutes.
Step 2 — Cook and Build Flavor
Combine beef broth and seasonings: Pour beef broth into the skillet with the vegetables, then stir in Worcestershire sauce, smoked paprika, salt, and pepper. Let simmer for 2-3 minutes to blend flavors.
Step 3 — Finish, Taste, and Adjust
Assemble casserole: Preheat oven to 375°F. In a baking dish, spread half the cheese on the bottom. Layer the cooked steak evenly over the cheese, then pour the vegetable and broth mixture over the top. Finish with remaining cheese evenly spread over.
Expert Tips for Low Carb Philly Cheesesteak Casserole – Easy, Quick & Comforting
- Use thinly sliced steak for fast cooking and tenderness.
- Don’t overcook steak in the skillet; it will finish cooking in the oven.
- For extra flavor, add a pinch of red pepper flakes while cooking veggies.
Low Carb Philly Cheesesteak Casserole – Easy, Quick & Comforting
Enjoy a delicious Low Carb Philly Cheesesteak Casserole that’s easy to make, quick, and perfect for weeknight dinners. Loaded with melty cheese and tender beef!
Ingredients
Main Ingredients
- 1 lb thinly sliced ribeye or sirloin steak
- 1 large green bell pepper, sliced
- 1 medium onion, thinly sliced
- 2 cups shredded provolone cheese
- 1 cup shredded mozzarella cheese
- 2 tablespoons olive oil
- 2 cloves garlic, minced
- 1/2 cup beef broth
Seasonings & Flavor Boosters
- 1 teaspoon Worcestershire sauce
- 1/2 teaspoon smoked paprika
- Salt and pepper to taste
Optional Toppings
- Chopped fresh parsley or chives
- Sliced jalapeños for extra heat
Instructions
How to Make Low Carb Philly Cheesesteak Casserole
- Prepare the steak and veggies: Heat olive oil in a large skillet over medium-high heat. Add the sliced steak and cook for 3-4 minutes until browned but not fully cooked. Remove from skillet and set aside. In the same skillet, sauté onions, bell peppers, and garlic until soft, about 5-6 minutes.
- Combine beef broth and seasonings: Pour beef broth into the skillet with the vegetables, then stir in Worcestershire sauce, smoked paprika, salt, and pepper. Let simmer for 2-3 minutes to blend flavors.
- Assemble casserole: Preheat oven to 375°F. In a baking dish, spread half the cheese on the bottom. Layer the cooked steak evenly over the cheese, then pour the vegetable and broth mixture over the top. Finish with remaining cheese evenly spread over.
- Bake and serve: Bake uncovered for 15-20 minutes until cheese is melted, bubbly, and slightly golden on top. Garnish with fresh parsley or chives if desired. Serve hot.
Nutrition (per serving)
Storage, Freezing & Reheating
- Fridge: Store in an airtight container for up to 3 days.
- Freezer: Not recommended (texture changes).
- Serve/Reheat: Best chilled or at room temperature.
Low Carb Philly Cheesesteak Casserole – Easy, Quick & Comforting FAQs
Yes, prepare the casserole fully, cover it, and refrigerate. Bake when ready. You can also freeze before baking for longer storage.
Sirloin or flank steak work well. You can also try thinly sliced chicken breast for a different protein.
Keep leftovers in an airtight container in the fridge up to 3 days or freeze up to 1 month for longer storage.
Overcooking the steak before baking can dry it out. Cook steak just until browned, then finish in the oven to keep it juicy.
You Might Also Like
- Pair it with my Garlic Lemon Chicken for a fresh complement
- Try the comforting Crustless Chicken Pot Pie Recipe as a hearty side
- For a lighter side option, consider BBQ Chicken Flatbread
Before You Go
If you try this Low Carb Philly Cheesesteak Casserole – Easy, Quick & Comforting, I'd love for you to leave a rating or share how you customized it.