If you love the iconic flavors of a Philly cheesesteak but want a cozy, comforting dish perfect for sharing, this Philly Cheesesteak Casserole Recipe will quickly become your new favorite. It takes all the delicious ingredients you adore—thinly sliced beef, sweet bell peppers, tender onions, and melty provolone cheese—and transforms them into a warm, bubbly casserole that’s both easy to make and full of satisfying layers of flavor.
Ingredients You’ll Need
Each ingredient in this Philly Cheesesteak Casserole Recipe is straightforward but essential, contributing to a perfect balance of savory, creamy, and cheesy elements that make every bite irresistible.
- 1 tablespoon olive oil: For sautéing the veggies and giving them a lovely caramelized flavor.
- 1 pound thinly sliced beef sirloin: The star protein that keeps this dish hearty and authentically Philly.
- 1 green bell pepper, sliced: Adds vibrant color and a mild sweetness that complements the beef.
- 1 red bell pepper, sliced: Brings a subtle fruity flavor and brightens the dish visually.
- 1 medium onion, sliced: Offers that classic savory aroma and softens perfectly when cooked.
- 3 cloves garlic, minced: Infuses the casserole with a fragrant depth that enhances all the flavors.
- 4 ounces cream cheese, softened: Creates a luxuriously creamy texture binding the filling together.
- 1/2 cup beef broth: Adds moisture and a rich, meaty undertone.
- 6 slices provolone cheese: Melts wonderfully on top for that signature Philly cheesesteak taste.
- 1 cup shredded mozzarella cheese: Sprinkled on top for extra ooey-gooey cheesiness.
- 1/2 teaspoon salt: Enhances all the savory components without overpowering them.
- 1/2 teaspoon black pepper: Adds a gentle kick and balances the flavors beautifully.
How to Make Philly Cheesesteak Casserole Recipe
Step 1: Preheat and Prepare
Start by heating your oven to 375°F (190°C) and lightly greasing a 9×13-inch baking dish. This sets the stage to bake your casserole perfectly without sticking.
Step 2: Sauté the Vegetables
In a large skillet, warm the olive oil over medium heat. Toss in the sliced onion and both bell peppers, cooking for about 5 to 6 minutes until they soften and develop a slight caramelization. Their natural sweetness will shine here, providing a fantastic base for the casserole.
Step 3: Add the Garlic
Stir in the minced garlic and cook for just 30 seconds until you can smell that fragrant invitation to the next step. Be careful not to burn the garlic—it’s delicate but brings so much character.
Step 4: Cook the Beef
Remove the veggies from the skillet and set them aside. Add the thinly sliced beef sirloin back into the same skillet with salt and pepper. Cook for 4 to 5 minutes until the beef is browned and cooked through, sealing in all those juicy flavors.
Step 5: Combine Ingredients with Cream Cheese and Broth
Return the cooked vegetables to the skillet. Then add the softened cream cheese and beef broth. Stir everything together until creamy and fully combined. This silky mixture is what transforms the casserole into a rich, inviting dish.
Step 6: Assemble the Casserole
Transfer the beef and veggie cream cheese mixture to your prepared baking dish, spreading it out evenly across the bottom. This base will hold all the goodness you’ve just created.
Step 7: Add the Cheese Layers
Layer the 6 slices of provolone cheese evenly over the top of the mixture, then sprinkle the shredded mozzarella cheese all over for an irresistible cheesy crust that will melt and bubble in the oven.
Step 8: Bake Until Bubbly
Place the casserole in your preheated oven and bake for 15 to 18 minutes. You’ll want to see the cheese melt completely and bubble with golden spots forming for that perfect finish.
Step 9: Let It Rest
Once out of the oven, allow your Philly Cheesesteak Casserole Recipe to rest for about 5 minutes. This helps it set a bit so serving is easier, and flavors mingle just right.
How to Serve Philly Cheesesteak Casserole Recipe
Garnishes
To elevate your casserole, sprinkle freshly chopped parsley or green onions on top before serving. These add a burst of color and a fresh note that contrasts beautifully with the rich, savory flavors.
Side Dishes
This hearty Philly Cheesesteak Casserole goes wonderfully with a crisp green salad or roasted vegetables. For a comforting meal, pair it with creamy mashed potatoes or some garlic bread to soak up any extra cheesy sauce left on your plate.
Creative Ways to Present
For a casual gathering, serve the casserole family-style right from the baking dish to encourage sharing. If you want to get fancy, dollop a bit of horseradish sauce or a tangy aioli on the side for dipping bites—this adds an exciting layer of flavor reminiscent of the classic sandwich’s zing.
Make Ahead and Storage
Storing Leftovers
If you have any Philly Cheesesteak Casserole leftovers, store them in an airtight container in the refrigerator for 3 to 4 days. The flavors only deepen after chilling, making for an excellent next-day meal.
Freezing
This casserole also freezes beautifully. Wrap it tightly with plastic wrap and aluminum foil, then keep it in the freezer for up to 2 months. When you’re ready to enjoy it again, thaw overnight in the fridge before reheating.
Reheating
To reheat, place a serving on a microwave-safe plate and warm it up in 1 to 2-minute bursts until heated through. Alternatively, reheat in a preheated 350°F (175°C) oven covered with foil for 15 minutes or until bubbly.
FAQs
Can I use a different type of cheese?
Absolutely! While provolone and mozzarella give that classic cheesesteak flavor and melt, you can experiment with cheddar, Monterey Jack, or even pepper jack for a spicy twist.
Is this casserole gluten-free?
Yes, this Philly Cheesesteak Casserole Recipe is naturally gluten-free as it contains no bread or gluten-based ingredients, but always check your beef broth label to be sure.
Can I make it vegetarian?
You can substitute the beef with sautéed mushrooms or a plant-based beef alternative, and it will still be delicious and hearty.
What’s the best cut of beef to use?
Thinly sliced sirloin works perfectly because it cooks quickly and stays tender, but ribeye or flank steak can also be great choices if thinly sliced.
Can I prepare this recipe in advance?
Yes! You can prepare the filling a day ahead, keep it refrigerated, and assemble and bake when ready. This can save time on busy days.
Final Thoughts
I can’t recommend this Philly Cheesesteak Casserole Recipe enough! It’s comfort food at its absolute best, with all the bold, savory elements you love in a Philly cheesesteak but transformed into a warm, cheesy casserole that’s perfect for weeknights or entertaining. Give it a try—you might just find your new go-to dinner favorite.
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Philly Cheesesteak Casserole Recipe
- Prep Time: 15 minutes
- Cook Time: 25 minutes
- Total Time: 40 minutes
- Yield: 6 servings
- Category: Casserole
- Method: Baking
- Cuisine: American
Description
This Philly Cheesesteak Casserole is a delicious and comforting dish that captures the classic flavors of a Philly cheesesteak sandwich in a convenient, baked casserole form. Tender slices of beef sirloin combined with sautéed bell peppers, onions, and garlic are blended with creamy cheese and beef broth, then topped with provolone and mozzarella cheeses before baking to a bubbly, golden perfection. Perfect for a hearty family dinner or a casual get-together.
Ingredients
Main Ingredients
- 1 tablespoon olive oil
- 1 pound thinly sliced beef sirloin
- 1 green bell pepper, sliced
- 1 red bell pepper, sliced
- 1 medium onion, sliced
- 3 cloves garlic, minced
Dairy & Liquids
- 4 ounces cream cheese, softened
- 1/2 cup beef broth
- 6 slices provolone cheese
- 1 cup shredded mozzarella cheese
Seasonings
- 1/2 teaspoon salt
- 1/2 teaspoon black pepper
Instructions
- Preheat Oven: Preheat your oven to 375°F (190°C) and lightly grease a 9×13-inch baking dish to prepare it for the casserole mixture.
- Sauté Vegetables: Heat 1 tablespoon of olive oil in a large skillet over medium heat. Add the sliced onion and both green and red bell peppers, cooking for 5 to 6 minutes until they are softened but still vibrant.
- Add Garlic: Stir in the minced garlic and cook for about 30 seconds until it becomes fragrant. Remove the cooked vegetables from the skillet and set them aside.
- Cook Beef: In the same skillet, add the thinly sliced beef sirloin along with 1/2 teaspoon salt and 1/2 teaspoon black pepper. Cook the beef for 4 to 5 minutes until it is browned and cooked through.
- Combine Ingredients: Return the sautéed vegetables to the skillet with the beef. Stir in 4 ounces of softened cream cheese and 1/2 cup beef broth, blending everything until the mixture is creamy and well combined.
- Prepare for Baking: Transfer the beef and vegetable mixture evenly into the prepared baking dish, spreading it out into a flat layer.
- Add Cheese Layers: Layer 6 slices of provolone cheese evenly over the top of the mixture, then sprinkle 1 cup of shredded mozzarella cheese on top to create a cheesy crust.
- Bake: Place the baking dish in the preheated oven and bake for 15 to 18 minutes, or until the cheeses are melted, bubbly, and slightly golden on the edges.
- Rest and Serve: Remove the casserole from the oven and let it rest for 5 minutes to set before serving. This helps the flavors meld and makes serving easier.
Notes
- For extra heat, consider adding sliced jalapeños or a pinch of red pepper flakes while sautéing the vegetables.
- You can substitute beef sirloin with thinly sliced ribeye or flank steak for a different texture and flavor.
- Use full-fat cream cheese for the creamiest texture, but reduced-fat versions can be used to lower calories.
- Leftovers can be stored in an airtight container in the refrigerator for up to 3 days and reheated before serving.
- Serve alongside a fresh green salad or crusty bread for a complete meal.
