Why You’ll Love This Recipe

This Easy Philly Cheese Steak Casserole is a comforting, hearty dish that captures the classic flavors of a Philly cheesesteak sandwich in a baked, cheesy casserole form. Perfect for weeknight dinners or potlucks, it combines tender beef, sautéed peppers and onions, and gooey melted cheese for a satisfying, low-effort meal the whole family will love.

ingredients

Easy Philly Cheese Steak Casserole Recipe

(Tip: You’ll find the full list of ingredients and measurements in the recipe card below.)

ground beefoniongreen bell pepperred bell peppergarlicclovecream cheeseworcestershire saucemayonnaiseeggsprovolone cheesesaltpepperolive oil

directions

Preheat your oven to 350°F (175°C) and lightly grease a 9×13-inch baking dish.

In a skillet over medium heat, add olive oil and sauté diced onions, bell peppers, and garlic until softened.

Add ground beef to the skillet and cook until browned. Drain any excess fat.

Stir in cream cheese, Worcestershire sauce, salt, and pepper. Mix until everything is well combined and creamy.

In a separate bowl, whisk together eggs and mayonnaise.

Transfer the beef mixture into the prepared baking dish and spread evenly.

Pour the egg and mayo mixture over the beef layer, spreading to cover.

Top with slices or shredded provolone cheese.

Bake for 30-35 minutes, or until the top is golden and the casserole is set.

Allow to cool slightly before serving.

Servings and timing

This recipe serves 6-8 people.Preparation time: 15 minutesCooking time: 35 minutesTotal time: 50 minutes

Variations

Swap ground beef for thinly sliced steak for a more authentic Philly cheesesteak flavor.

Add mushrooms for an earthy twist.

Use mozzarella or cheddar cheese if you prefer a different flavor.

Add crushed red pepper for a spicy kick.

Serve over toasted hoagie rolls for a sandwich-style experience.

storage/reheating

Store leftovers in an airtight container in the refrigerator for up to 4 days.Reheat individual servings in the microwave for 1-2 minutes, or warm in the oven at 350°F until heated through.This casserole also freezes well for up to 2 months—just thaw overnight in the fridge before reheating.

FAQs

Can I use steak instead of ground beef?

Yes, thinly sliced ribeye or sirloin can be used for a more traditional take.

Is this recipe keto-friendly?

Yes, it’s low in carbs and great for keto or low-carb diets.

Can I prep this casserole ahead of time?

Absolutely—assemble the casserole up to a day in advance, cover, and refrigerate until ready to bake.

What other cheese can I use?

Mozzarella, American, or even a mix of shredded cheese works great too.

Can I make this spicy?

Add jalapeños, red pepper flakes, or hot sauce to turn up the heat.

Do I need to use eggs?

The eggs help bind everything together, but you can skip them for a looser casserole texture.

Can I add pasta?

Sure! Add cooked pasta for a heartier dish—just reduce the egg mixture slightly to account for added volume.

Can I make it dairy-free?

Use dairy-free cream cheese and cheese alternatives for a lactose-friendly version.

Can I double the recipe?

Yes, double the ingredients and use a larger casserole dish or two pans.

Is this good for meal prep?

Definitely—portion out and refrigerate or freeze for easy meals throughout the week.

Conclusion

Easy Philly Cheese Steak Casserole takes everything you love about the iconic sandwich and turns it into a cheesy, baked comfort food that’s perfect for feeding a crowd or enjoying as leftovers. With simple ingredients and big flavor, it’s bound to become a go-to favorite in your dinner rotation.