Steamy beef, soft onions, and bubbling cheesethis Low Carb Philly Cheesesteak Casserole brings all the cozy diner vibes without the bread. This recipe is quickly becoming a favorite for good reason: it’s quick to prep, low-fuss, and incredibly satisfying for any weeknight meal.
More than just meat and cheese, it’s a craveable combination of seasoned ground beef, vibrant peppers, sweet onions, and a creamy, cheesy goodness. Imagine your favorite steak sandwich transformed into a comforting, low-carb dish. It’s ideal for keto casserole dinner nights or as a delicious low carb comfort food you can prepare ahead.
Growing up, Saturday nights often meant cheesesteaks, always with extra onions. Now, I enjoy the same nostalgic flavors by skipping the bread, loading up on vegetables, and layering it casserole-style for a lighter, yet equally satisfying experience. This recipe has been carefully perfected for extra creaminessa delicious twist you’ll love!
Why You’ll Adore This Low Carb Philly Cheesesteak Casserole
This recipe is an absolute weeknight hero. It’s just messy enougha little stove magic and some oven loveand you’ve got yourself a hearty, bubbly, satisfying dish. Here’s why it deserves a spot on your dinner rotation:
- Cozy nostalgia: All your favorite Philly cheesesteak flavors, just without the bread. Think sizzling beef, sweet onions, and gooey cheese.
- Low carb comfort food: Perfect if you’re skipping the carbs but still need something hearty and indulgent.
- Beginner-friendly: No fancy stepsjust cook, layer, and bake for cheesy, meaty perfection.
- Great for leftovers: Make ahead for busy nightsyou’ll thank yourself later.
Key Ingredients and Simple Prep Tips
The ingredients are simple and easy to find, but they pack in major flavor. Let’s break down the stars of the dish:
- Ground beef: Stick with 80/20 for juicy, flavorful results. Don’t forget to drain any excess fat for a cleaner casserole.
- Bell peppers & onion: These add classic cheesesteak sweetness and depth. Feel free to mix green, red, or yellow bell peppers.
- Provolone & mozzarella: Provolone gives you that signature cheesesteak flavor; mozzarella brings the melty magic.
- Cream cheese: The secret to a creamy, dreamy filling. Soften it ahead of time to make it easier to stir in.
- Worcestershire sauce: Adds a savory, umami punchdon’t skip it!

Pro Tip:
If you’re out of mozzarella, you can substitute shredded cheddar. It slightly changes the flavor but keeps the cheese factor high!
Step-by-Step: How It Comes Together
This Low Carb Philly Cheesesteak Casserole might look fancy when it comes out of the oven, but the process is simple enough for any level cook. Here’s how to make it:
- Preheat: Set your oven to 350°F and grease a 9×13 baking dish for easy clean-up.
- Sauté the veggies: Heat olive oil in a skillet, then cook diced onions and bell peppers for 5-6 minutes until fragrant. Stir in minced garlic for another 30 seconds.
- Cook the beef: Add ground beef to the skillet, breaking it apart as it brownsthis takes about 7-8 minutes. Season well with salt and pepper, then drain any excess fat.
- Create the creamy base: Add Worcestershire sauce to the beef, stir to coat, then melt in the softened cream cheese over low heat. Stir until smooth and creamy.
- Layer and bake: Spread the meat mixture evenly in the baking dish. Top with torn provolone slices, then sprinkle shredded mozzarella over the top. Bake for 22-25 minutes until melted and golden.
| Step | Time | Tips |
|---|---|---|
| Preheating Oven | 5 minutes | Grease your dish ahead of time to save a step later. |
| Cooking Veggies | 5-6 minutes | Don’t let garlic burnit turns bitter. |
| Browning Meat | 7-8 minutes | Break up clumps with the spatula for even browning. |
| Baking | 22-25 minutes | Keep an eye on itgolden cheese is the goal! |
How to Serve & Store This Casserole
Once baked, let the casserole rest for about 5 minutes. This gives the flavors time to meld and makes cutting portions easier. Here’s how to enjoy and save your leftovers:
- Serving suggestions: Pair with a crisp green salad or roasted broccoli for a balanced, keto-friendly meal. Add some spicy pickled jalapeños if you like a kick!
- Storing leftovers: Store in an airtight container in the fridge for up to 4 days. Reheat individual portions in the microwave or the oven.
| Storage Method | How Long It Lasts | Reheating Tip |
|---|---|---|
| Fridge | 4 days | Microwave on medium or reheat covered in the oven at 325°F. |
| Freezer | 2 months | Thaw overnight, then warm in the oven for best results. |
Expert Insight: The Appeal of Low Carb Philly Cheesesteak Casserole
This Low Carb Philly Cheesesteak Casserole stands out as a smart and satisfying twist on a classic. It masterfully reduces carbs without compromising on the rich, savory flavor. By incorporating

Low Carb Philly Cheesesteak Casserole: Delicious Recipe
Ingredients
Method
- Preheat your oven to 350°F (175°C) and spray a 9×13 baking dish with non-stick spray.
- Heat olive oil in a large skillet over medium heat.
- Add diced onions and bell peppers to the hot oil, cooking for 5-6 minutes until they start to soften and become fragrant.
- Add minced garlic and cook for another 30 seconds, stirring constantly to prevent burning.
- Add ground beef to the skillet, breaking it up with your spatula as it cooks.
- Season generously with salt and pepper, cooking for 7-8 minutes until completely browned with no pink remaining.
- Drain excess fat if needed.
- Stir in Worcestershire sauce and let it coat the meat mixture.
- Reduce heat to low and add the softened cream cheese, stirring until completely melted and creamy.
- Transfer the mixture to your prepared baking dish and spread evenly.
- Layer torn provolone pieces over the beef, then top with shredded mozzarella.
- Bake for 22-25 minutes until cheese is melted, bubbly, and lightly golden on top.
- Let rest for 5 minutes before serving to allow flavors to meld together.
Notes
- Choose high-fat content ground beef for juicy results. Drain excess oils before baking for firm consistency. Can substitute with cheddar cheese for different flavors.










