There’s something magical about cozy weeknights filled with comforting aromas wafting through the kitchen. That’s exactly what you’ll find with my Low Carb Philly Cheesesteak Casserole, a dish that captures the essence of a beloved classic without the guilt of carbs. This hearty casserole combines seasoned ground beef, sautéed peppers, and melted cheese into one warm embrace, making it a quick and satisfying meal your family will adore. Not only is it high in protein, but it also keeps those pesky cravings at bay, letting you enjoy all the flavors you love without the overload. Ready to elevate your dinner game with this delightful comfort food? Let’s get cooking!

Why Is This Casserole So Amazing?

Comforting Flavors: This Low Carb Philly Cheesesteak Casserole delivers all the savory goodness of the classic sandwich, perfectly marrying ground beef, melted cheese, and sautéed vegetables in every bite.
High Protein Delight: Packed with protein, it provides a satisfying meal that won’t leave you feeling weighed down.
Quick and Easy: With minimal prep and cooking time, it’s ideal for busy weeknights when you crave something hearty without the hassle.
Versatile Options: Feel free to add your favorite ingredients, like mushrooms or jalapeños, for personalized twists on this comforting dish.
Crowd-Pleasing Appeal: It’s a family favorite that’s sure to impress! Serve alongside a side like Garlic Butter Asparagus for a balanced meal that everyone will love.

Low Carb Philly Cheesesteak Casserole Ingredients

• Here’s everything you need to create this delicious, low-carb masterpiece!

For the Casserole

Ground Beef (2 lbs) – Choose an 80/20 fat ratio for the best flavor and juiciness.
Onion (1 large, diced) – Adds a sweet flavor and texture that balances the savory beef.
Bell Peppers (2 large, diced) – Green or mixed colors add not just flavor but also a pop of color.
Garlic (2 cloves, minced) – A must-have for that aromatic kick!
Cream Cheese (8 oz, softened) – This creates a rich, creamy texture that binds the dish beautifully.
Worcestershire Sauce (2 tbsp) – Contributes a deep umami flavor that’s essential in this casserole.
Salt and Pepper – Don’t forget to season to taste, enhancing all the flavors.

For the Cheesy Topping

Provolone Cheese (8 oz, sliced) – Melts wonderfully to create layers of gooey goodness. Substitution Note: Cheddar is an excellent alternative for a sharper taste.
Mozzarella Cheese (1.5 cups, shredded) – Ensures that delicious, stretchy cheese pool we all love!

For Cooking

Olive Oil (1 tbsp) – Use this for sautéing vegetables to prevent sticking and enhance flavor.

Now you’re all set to dive into the deliciousness of this Low Carb Philly Cheesesteak Casserole!

Step‑by‑Step Instructions for Low Carb Philly Cheesesteak Casserole

Step 1: Preheat the Oven
Begin by preheating your oven to 350°F (175°C). While it warms up, take a 9×13 baking dish and generously spray it with non-stick spray to ensure your Low Carb Philly Cheesesteak Casserole doesn’t stick. This preparation sets the stage for a beautifully baked dish.

Step 2: Sauté the Vegetables
In a large skillet, heat 1 tablespoon of olive oil over medium heat. Once the oil is shimmering, add 1 diced onion and 2 diced bell peppers, cooking for about 5-6 minutes. Stir occasionally until the vegetables become tender and aromatic, giving off a delightful fragrance that signals deliciousness is on the way.

Step 3: Add the Garlic
Next, introduce 2 minced garlic cloves to the skillet. Stir and cook for an additional 30 seconds, just until the garlic becomes fragrant. Be careful not to burn it, as this can impart a bitter taste. This step enhances the flavors of your Low Carb Philly Cheesesteak Casserole, making it even more delicious.

Step 4: Cook the Ground Beef
Add 2 pounds of ground beef to the skillet, breaking it up as it cooks. Continue stirring until the beef is fully browned, about 7-8 minutes. If there’s excess fat in the skillet, feel free to drain it, ensuring your casserole remains flavorful without being greasy.

Step 5: Combine Ingredients
Mix in 2 tablespoons of Worcestershire sauce, allowing it to coat the beef and vegetables. Reduce the heat to low and add 8 ounces of softened cream cheese, stirring until melted and creamy. This mixture will serve as the tasty base for your Low Carb Philly Cheesesteak Casserole.

Step 6: Layer the Casserole
Evenly spread the hearty meat mixture into the prepared baking dish. For the cheesy topping, layer torn slices of 8 ounces of provolone cheese and 1.5 cups of shredded mozzarella over the top. This cheese blanket will melt beautifully, creating a satisfying crust.

Step 7: Bake to Perfection
Place the casserole in the preheated oven and bake for 22-25 minutes, or until the cheese is melted and bubbling with a golden hue. Keep an eye on the cheese — it should look perfectly toasty and inviting, signaling that your Low Carb Philly Cheesesteak Casserole is nearly ready.

Step 8: Let It Rest
Once baked, remove the casserole from the oven and allow it to rest for 5 minutes. This crucial step allows the flavors to meld and makes serving easier. Inhale the savory aroma as you prepare to dive into this comforting dish!

Low Carb Philly Cheesesteak Casserole Variations

Feel free to adjust this delightful casserole to match your family’s tastes and dietary needs. Every twist will turn up the flavors in the most amazing ways!

Mushroom Medley: Add sliced mushrooms for an earthy depth that complements the savory beef. They bring an unexpected texture that meshes beautifully with the other ingredients.
Spicy Jalapeños: Toss in fresh or pickled jalapeños to add a fiery kick. Spice enthusiasts will love how heat elevates the entire dish, giving each bite an extra zing!
Creamy Spinach: Stir in a couple of cups of fresh spinach before baking. It wilts down nicely, adding a lovely pop of color and nutrients, making this casserole even more comforting.
Cauliflower Rice: Swap traditional rice with cauliflower rice for an even lower carb twist. This swap adds bulk while keeping that familiar texture we all adore in casseroles.
Cheese Variety: Experiment with different cheeses like gouda or pepper jack for a uniquely flavorful crust. Each option lends a different taste profile, allowing you to customize to your heart’s content.
Herb Infusion: Enhance the casserole with fresh herbs such as parsley or thyme for a burst of freshness. This simple addition brightens the flavors and adds a delightful aroma.
Zucchini Noodles: Layer in zoodles (zucchini noodles) for added veggies and a satisfying texture. They absorb flavors beautifully while giving a nice twist to the classic casserole feel.
Smart Sides: Pair your casserole with low-carb side dishes like Garlic Butter Asparagus or Roasted Brussels Sprouts to create a well-rounded meal that keeps the carbs in check.

With these variations, your Low Carb Philly Cheesesteak Casserole can become a rotating family favorite! Enjoy!

What to Serve with Low Carb Philly Cheesesteak Casserole

There’s nothing quite like a cozy dinner that warms you from the inside out, and adding the right sides can elevate your meal even further.

Garlic Butter Asparagus: The crisp, tender asparagus with a buttery garlic sauce provides a fresh, crunchy contrast to the rich casserole. Its herbaceous notes brighten every bite.
Roasted Brussels Sprouts: These caramelized sprouts add a delightful crunch and a bit of earthy sweetness that complements the savory flavors of the casserole beautifully.
Creamy Spinach Salad: A creamy, tangy spinach salad introduces a refreshing element, balancing the richness of the casserole while adding a pop of vibrant color to your plate.
Zucchini Noodles: Light and low-carb, zucchini noodles provide a satisfying base that soaks up any flavors, making them a perfect vehicle for enjoying every last bite of the casserole.
Cauliflower Rice: Lightly seasoned cauliflower rice adds a fluffy texture and can soak up the melted cheese’s rich flavor, enhancing the overall comfort of the meal.
Sparkling Water with Lemon: A refreshing lemon-flavored sparkling water is a delightful drink pairing. Its bright acidity cleanses the palate between bites of the hearty casserole.

Expert Tips for Low Carb Philly Cheesesteak Casserole

Choose the Right Beef: Opt for high-fat ground beef (80/20 ratio) for juiciness. If using a leaner option, consider adding a bit of olive oil for moisture.
Perfectly Sauté Vegetables: Avoid burning the garlic by adding it only after the onions and peppers have softened, enhancing the flavor of your Low Carb Philly Cheesesteak Casserole.
Layering is Key: When assembling, spread the meat mixture evenly and mix up the cheese types for even melting. Provolone and mozzarella create the ultimate topping!
Rest Before Serving: Allow the casserole to cool for 5 minutes after baking. This helps the flavors meld and makes slices cleaner for serving.
Plan for Leftovers: Store any leftovers in an airtight container for up to 4 days. This dish reheats beautifully and is perfect for quick meals!

How to Store and Freeze Low Carb Philly Cheesesteak Casserole

Fridge: Store leftovers in an airtight container for up to 4 days to keep them fresh and delicious.

Freezer: Freeze individual portions of the casserole in airtight containers or freezer bags for up to 3 months for easy meal prep.

Reheating: To reheat, place the casserole in the oven at 350°F (175°C) until warmed through, or microwave it covered with a damp paper towel to retain moisture.

Serving Tips: When serving leftovers, consider adding fresh herbs or a sprinkle of cheese on top to enhance flavors and presentation!

Make Ahead Options

This Low Carb Philly Cheesesteak Casserole is perfect for busy weeknights that demand meal prep efficiency! You can prepare the entire casserole up to 24 hours in advance by assembling the meat mixture and layering it in your baking dish but hold off on adding the cheese until you’re ready to bake, which helps maintain that gooey, melty texture. Cover tightly with plastic wrap and refrigerate. For optimal freshness, you can also cook the ground beef mixture and sauté the vegetables up to 3 days ahead, storing them in an airtight container. When it’s time to enjoy, just stir in cream cheese, layer your cheeses on top, and bake as directed. This way, you’ll have a warm, comforting dish ready to serve with minimal effort!

Low Carb Philly Cheesesteak Casserole Recipe FAQs

What should I look for when selecting ground beef?
Absolutely! For the best results, choose ground beef with an 80/20 fat ratio. This blend provides a great flavor and juiciness. Higher fat content like ground chuck can yield even tastier results. If you pick leaner beef, consider adding a little olive oil during cooking to maintain moisture and prevent dryness.

How should I store my leftovers?
Very simple! Store any leftovers of your Low Carb Philly Cheesesteak Casserole in an airtight container in the refrigerator for up to 4 days. Let it cool down before sealing it to ensure freshness. If you think you won’t finish them within that timeframe, freezing is a great option!

Can I freeze this casserole for later use?
Certainly! To freeze your Low Carb Philly Cheesesteak Casserole, let it cool completely, then divide it into individual portions. Place them in airtight containers or freezer bags, making sure to remove as much air as possible before sealing. It will keep well for up to 3 months. Perfect for meal prep!

How do I reheat the casserole without drying it out?
I often recommend reheating the casserole in the oven at 350°F (175°C) until warmed through, usually about 20 minutes. To keep it moist, you can also microwave individual portions by covering them with a damp paper towel. This technique helps retain moisture and prevents the casserole from becoming dry.

Are there any dietary considerations for this recipe?
Of course! This Low Carb Philly Cheesesteak Casserole is gluten-free and suitable for those following a low-carb diet. However, it contains dairy with cream cheese and cheeses, so if you’re lactose intolerant or have a dairy allergy, you can swap these with non-dairy alternatives like cashew cream or dairy-free cheeses. Always check ingredient labels to ensure they fit your dietary needs.

What if my casserole becomes too greasy?
No worries! If you notice excess grease after cooking, you can simply drain the fat after browning the ground beef. This step is crucial to avoid a greasy casserole. Additionally, if you’ve added higher-fat beef, be sure to drain before mixing in your other ingredients for a lighter dish.

Low Carb Philly Cheesesteak Casserole for Cozy Nights

Enjoy a guilt-free taste of a Philly classic with this Low Carb Philly Cheesesteak Casserole, featuring ground beef, sautéed peppers, and melted cheese.

Print Recipe Pin Recipe

Prep Time 10

Cook Time 30

Resting Time 5

Total Time 45

Servings: 6 servings

Course: Casserole

Cuisine: American

Calories: 400

Ingredients Equipment Method Nutrition Notes

Ingredients

For the Casserole

2 lbs Ground Beef Choose an 80/20 fat ratio for the best flavor and juiciness.
1 large Onion, diced Adds a sweet flavor and texture that balances the savory beef.
2 large Bell Peppers, diced Green or mixed colors add not just flavor but also a pop of color.
2 cloves Garlic, minced A must-have for that aromatic kick!
8 oz Cream Cheese, softened Creates a rich, creamy texture that binds the dish beautifully.
2 tbsp Worcestershire Sauce Contributes a deep umami flavor that’s essential in this casserole.
Salt and Pepper Season to taste, enhancing all the flavors.

For the Cheesy Topping

8 oz Provolone Cheese, sliced Melts wonderfully to create layers of gooey goodness.
1.5 cups Mozzarella Cheese, shredded Ensures that delicious, stretchy cheese pool we all love!

For Cooking

1 tbsp Olive Oil Use for sautéing vegetables to prevent sticking and enhance flavor.

Equipment

large skillet
9x13 baking dish

Method

Step-by-Step Instructions

Preheat your oven to 350°F (175°C) and spray a 9x13 baking dish with non-stick spray.
In a large skillet, heat 1 tablespoon of olive oil over medium heat, add 1 diced onion and 2 diced bell peppers, cooking for about 5-6 minutes.
Add 2 minced garlic cloves to the skillet and cook for an additional 30 seconds.
Add 2 pounds of ground beef to the skillet, breaking it up as it cooks for about 7-8 minutes until fully browned.
Mix in 2 tablespoons of Worcestershire sauce and add 8 ounces of softened cream cheese, stirring until melted and creamy.
Evenly spread the meat mixture in the prepared baking dish and layer with 8 ounces of provolone cheese and 1.5 cups of shredded mozzarella.
Bake the casserole in the preheated oven for 22-25 minutes until the cheese is melted and bubbling.
Remove from the oven and let it rest for 5 minutes before serving.

Nutrition

Serving: 1sliceCalories: 400kcalCarbohydrates: 8gProtein: 30gFat: 28gSaturated Fat: 12gPolyunsaturated Fat: 1gMonounsaturated Fat: 15gTrans Fat: 1gCholesterol: 90mgSodium: 800mgPotassium: 600mgFiber: 2gSugar: 2gVitamin A: 1000IUVitamin C: 50mgCalcium: 300mgIron: 3mg

Notes

Store any leftovers in an airtight container for up to 4 days. This dish reheats beautifully and is perfect for quick meals.

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