Amazing Low Carb Philly Cheesesteak Casserole 1 Dish

Oh my goodness, you guys HAVE to try this Low Carb Philly Cheesesteak Casserole! Seriously, it’s like all the best parts of a classic cheesesteak, but without all the bread and carbs. I remember when I was trying to find a way to enjoy those amazing flavors while keeping things keto-friendly, and this recipe was a total game-changer for our weeknight dinners. It’s creamy, it’s cheesy, it’s got that perfect savory steak and veggie combo. Trust me, your taste buds will thank you!

A slice of Low Carb Philly Cheesesteak Casserole on a white plate, featuring ground beef, melted cheese, and green peppers.

Why You’ll Love This Low Carb Philly Cheesesteak Casserole

Seriously, this Low Carb Philly Cheesesteak Casserole is a weeknight winner! Here’s why:

  • Super Easy: Dump and bake magic happens here!
  • Loads of Flavor: All the classic cheesesteak taste you crave.
  • Keto-Friendly: Satisfies those cravings without the carbs.
  • Hearty & Filling: It’s a complete meal all in one amazing dish.

Ingredients for Your Low Carb Philly Cheesesteak Casserole

Okay, gathering your ingredients is the first step to cheesesteak heaven! For this Low Carb Philly Cheesesteak Casserole, we’re keeping it simple with good quality stuff. I always try to grab sirloin steak that’s already thinly sliced because, let’s be honest, who has time to freeze and slice steak perfectly thin? And trust me, fresh veggies make a HUGE difference here – none of those pre-chopped sad bits!

Here’s what you’ll need:

  • 2 tablespoons olive oil
  • 1.5 lbs sirloin steak, thinly sliced (the thinner, the better!)
  • 1 large onion, sliced
  • 2 green bell peppers, sliced
  • 8 ounces mushrooms, sliced (cremini are great here!)
  • 2 cloves garlic, minced (fresh is best for that punch!)
  • 4 ounces cream cheese, softened (makes it all creamy!)
  • 1/2 cup heavy cream (for that luscious sauce)
  • 1 tablespoon Worcestershire sauce (don’t skip this flavor booster!)
  • 1 teaspoon salt, or to taste
  • 1/2 teaspoon black pepper, freshly ground if you can
  • 8 slices provolone cheese (the classic choice, but feel free to mix it up!)

Step-by-Step Guide to Making the Low Carb Philly Cheesesteak Casserole

Alright, let’s get this incredible Low Carb Philly Cheesesteak Casserole into the oven! It’s honestly one of the easiest dinners you’ll whip up, perfect for those busy nights when you still want something super delicious and satisfying. Don’t worry if your steak isn’t *perfectly* sliced; we’re just going to get it cooked up nice and then let the magic happen in the dish.

First things first, get your oven preheating to 375°F (190°C). While that’s warming up, grab your trusty 9×13 inch baking dish and give it a little grease – just use a bit of cooking spray or a tiny bit of oil.

Now for the veggies! Heat about 1 tablespoon of olive oil in a big skillet over medium-high heat. Toss in your sliced onions and bell peppers. Let them cook down until they’re nice and soft, usually about 5-7 minutes. Once they’re tender, scoop them out and set them aside. We’ll bring them back later!

Next, add the other tablespoon of olive oil to the same skillet. Throw in your thinly sliced steak and cook it until it’s nicely browned. If there’s a lot of liquid, just drain it off. Add your minced garlic and cook for just about another minute until you can smell that amazing garlicky aroma – don’t let it burn!

Time to bring it all together! Pour those sautéed veggies back into the skillet with the steak. Now, turn the heat down to low. This is where the creamy goodness happens. Add in your softened cream cheese, the heavy cream, that splash of Worcestershire sauce, salt, and pepper. Stir it all up until the cream cheese melts into a rich, smooth sauce that coats everything beautifully. See? Instant flavor bomb!

A delicious slice of Low Carb Philly Cheesesteak Casserole with melted cheese, ground beef, and green peppers.

Spread this glorious steak and veggie mixture evenly into your prepared baking dish. You want a nice, even layer so it bakes up perfectly. Finally, drape those provolone cheese slices right over the top. Make sure you get good coverage!

Pop it into your preheated oven and bake for about 15-20 minutes. You’re looking for the cheese to be all melty, bubbly, and maybe getting a little golden around the edges. If you’re feeling daring and want that extra golden-brown top, you can pop it under the broiler for the last minute or two, but seriously, watch it like a hawk – broilers are fast!

Once it’s out, let your amazing Low Carb Philly Cheesesteak Casserole rest for about 5 minutes before digging in. This lets all those flavors settle and makes it easier to serve. Enjoy!

A slice of Low Carb Philly Cheesesteak Casserole on a white plate, featuring ground beef, melted cheese, and green peppers.

Oh, and if you love this kind of cheesy, savory goodness, you might want to check out this Spicy Kimchi Bulgogi Cheesesteak for another flavor adventure! And for more keto casserole inspo, this Keto Philly Cheesesteak Casserole is fantastic too!

Tips for the Best Low Carb Philly Cheesesteak Casserole

You know, making a great Low Carb Philly Cheesesteak Casserole is all about a few little tricks I’ve picked up over the years. It’s not just about throwing everything in a dish; it’s about making sure every bite is pure cheesy, savory perfection! First off, I always try to use thinly sliced steak. It cooks faster and more evenly, which means you won’t have tough bits in your casserole. If you buy a nice sirloin, you can even pop it in the freezer for about 20 minutes before slicing – it gets firm enough to slice really thin without a fuss. Trust me, it makes a world of difference! For more great ideas on making this dish just right, give this Keto Philly Cheesesteak Casserole a peek!

Another thing, don’t overcook the veggies when you first sauté them. They’ll bake more in the oven, so you just want them softened with a little bit of color. And for that super creamy sauce? Make sure your cream cheese is really softened! Small chunks can be annoying, so let it sit on the counter for a bit before you start cooking. Oh, and if you want to kick it up a notch, a little sprinkle of red pepper flakes with the salt and pepper works wonders! For more yummy low-carb ideas, check out this Low Carb Philly Cheesesteak Casserole – it’s a winner too! And if you love cheeseburgers, you absolutely must try this Low Carb Bacon Cheeseburger Casserole!

A slice of Low Carb Philly Cheesesteak Casserole on a white plate, featuring ground beef, melted cheese, and green peppers.

Serving Suggestions for Your Cheesesteak Bake

This Low Carb Philly Cheesesteak Casserole is pretty much a meal in itself, right? But if you want to round it out, I love serving it with a simple side salad. A big ol’ green salad with a light vinaigrette is perfect – it adds a nice freshness that balances the richness of the casserole. Sometimes, I’ll even make a batch of roasted broccoli or asparagus with it. You can find some brilliant ideas for veggie sides here, and these side dishes are always crowd-pleasers too!

Storage and Reheating Instructions

Got leftovers? Lucky you! This cheesesteak bake is just as delicious the next day. Let it cool down completely before you pack it up. Store it in an airtight container in the fridge for up to 3-4 days. When you’re ready to reheat, I find the microwave works best for a quick fix, just a minute or two until it’s warmed through. If you have a little more time, popping a portion in a small oven-safe dish at around 350°F (175°C) until it’s heated through works like a charm too. That creamy, cheesy goodness comes right back!

Frequently Asked Questions about Low Carb Philly Cheesesteak Casserole

Got questions about this yummy Low Carb Philly Cheesesteak Casserole? I get it! It’s always good to know the little details. Here are a few things people often ask, and hopefully, this clears everything up for you. If you’ve got more, don’t hesitate to drop them in the comments below! For more on this dish, check out this Low Carb Philly Cheesesteak Casserole recipe post!

Can I use a different type of steak for this Low Carb Philly Cheesesteak Casserole?

Absolutely! While sirloin is my go-to, thinly sliced ribeye or flank steak work wonderfully. Just keep an eye on the cooking time; leaner cuts might cook a tad faster.

What vegetables can I substitute in this Cheesesteak Bake?

Feel free to mix it up! Sliced zucchini, chopped broccoli florets, or even some baby spinach wilted in would be delicious substitutes. Just make sure they cook up nicely and fit that low-carb profile. Check out these veggie side ideas for more inspiration!

How do I make this Low Carb Philly Cheesesteak Casserole spicier?

Easy peasy! For a spicier kick, I love adding some red pepper flakes right when I add the salt and pepper. You could also whip in a dash or two of your favorite hot sauce to the cream cheese mixture, or even toss in some sliced jalapeños with the onions and peppers!

Nutritional Information

Just a heads-up, the nutrition facts for this delicious Low Carb Philly Cheesesteak Casserole are estimates, okay? The exact numbers can wiggle a bit depending on the brands you use and how much of each ingredient you pile on. But generally, you’re looking at around 485 calories, about 32g of fat, and a whopping 38g of protein per serving. Plus, it’s nice and low in carbs with only about 9g!

A slice of Low Carb Philly Cheesesteak Casserole with melted cheese, steak, and green peppers on a white plate.

Low Carb Philly Cheesesteak Casserole

This recipe is a low-carbohydrate casserole version of a Philly cheesesteak. It features sliced steak, bell peppers, onions, and a creamy cheese sauce, all baked together.
Prep Time 15 minutes
Cook Time 35 minutes
Total Time 50 minutes
Servings: 6 servings
Course: Dinner, Main Course
Cuisine: American
Calories: 485

Ingredients
  

For the Casserole
  • 2 tbsp olive oil
  • 1.5 lbs sirloin steak thinly sliced
  • 1 large onion sliced
  • 2 green bell peppers sliced
  • 8 oz mushrooms sliced
  • 2 cloves garlic minced
  • 4 oz cream cheese softened
  • 1/2 cup heavy cream
  • 1 tbsp Worcestershire sauce
  • 1 tsp salt
  • 1/2 tsp black pepper
  • 8 slices provolone cheese

Equipment

  • Large skillet
  • 9×13-inch baking dish
  • Knife
  • Cutting board

Method
 

  1. Preheat your oven to 375°F (190°C). Lightly grease a 9×13 inch baking dish.
  2. Heat 1 tablespoon of olive oil in a large skillet over medium-high heat. Add the sliced onions and bell peppers. Cook until softened, about 5-7 minutes. Remove the vegetables from the skillet and set them aside.
  3. Add the remaining 1 tablespoon of olive oil to the skillet. Add the sliced steak and cook until browned. Drain any excess liquid. Add the minced garlic and cook for one more minute until fragrant.
  4. Return the cooked vegetables to the skillet with the steak. Reduce the heat to low. Add the softened cream cheese, heavy cream, Worcestershire sauce, salt, and pepper. Stir until the cream cheese is melted and a creamy sauce forms.
  5. Transfer the mixture to the prepared baking dish and spread it in an even layer.
  6. Arrange the provolone cheese slices over the top of the casserole.
  7. Bake for 15-20 minutes, or until the cheese is melted and bubbly and the edges are golden. You can broil for the last 1-2 minutes for a more browned top, watching carefully to prevent burning.
  8. Let the casserole rest for 5 minutes before serving.

Nutrition

Calories: 485kcalCarbohydrates: 9gProtein: 38gFat: 32gSaturated Fat: 16gCholesterol: 130mgSodium: 780mgPotassium: 750mgFiber: 2gSugar: 5gVitamin A: 850IUVitamin C: 60mgCalcium: 300mgIron: 4mg

Notes

You can use thinly sliced ribeye or flank steak instead of sirloin. For extra flavor, add a few dashes of hot sauce to the cream cheese mixture.

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