Cheesy Philly Cheesesteak Casserole for Weeknight Comfort Tips, FAQ & printable recipe

Tips for success

For an added depth of flavor, consider seasoning the ground beef with a pinch of garlic powder or onion powder while it is browning in the skillet. This enhances the savory notes and complements the peppers perfectly. Ensure the heat is kept at medium-high to get a good sear on the beef, which adds essential flavor to the overall dish.

If the cheese is browning too quickly before the casserole is heated through, you can loosely tent the dish with aluminum foil.

This prevents the top from burning while allowing the heat to penetrate the center of the beef mixture. Always use a high-quality cheese, as it significantly impacts the final taste and texture of the baked meal.

Variations

• Spicy Cheesesteak: Add one thinly sliced jalapeño pepper to the skillet when sautéing the red and green peppers. This provides a subtle heat that cuts through the richness of the cheese and beef, giving the casserole a bold, spicy kick that elevates the classic flavor profile.
• Mushroom and Onion: Incorporate one cup of sliced button mushrooms and half a medium yellow onion into the skillet with the peppers. Sauté until both are soft and golden brown. The earthiness of the mushrooms and the sweetness of the caramelized onions add complexity to the dish.

Storage and make-ahead

Fridge

Store leftovers in an airtight container in the refrigerator for up to 3 days.

Freezer

Freeze the baked casserole in a freezer-safe container for up to 1 month. Thaw in the refrigerator before reheating.

Reheat

Reheat individual portions in the microwave or in a preheated oven at 350°F (175°C) until the cheese is melted and the center is hot.

Allow any leftover casserole to cool completely to room temperature for no more than two hours. Once cooled, transfer the portions into an airtight container.

Keep the container in the refrigerator to maintain freshness. Proper storage ensures the dish remains safe to eat and retains its flavor profile for several days after the initial preparation.

This dish can be prepared ahead of time by browning the beef and peppers and letting the mixture cool. Assemble the casserole in the dish, cover it tightly, and refrigerate it for up to 24 hours before baking.

When ready to serve, simply remove it from the refrigerator and bake as directed, adding a few extra minutes to the total time if necessary.

Serving ideas

Serve the casserole warm, directly from the baking dish. It pairs well with a side of steamed vegetables, a fresh green salad, or even a piece of crusty bread to soak up the juices. The cheese pull is best enjoyed immediately after the resting period, so serve it while it is still hot and gooey for the most authentic experience.

Portion the casserole into individual servings using a flat spatula to ensure each plate receives an even distribution of beef, peppers, and melted cheese.

If desired, garnish the plates with a small amount of fresh parsley for a pop of color, although the dish is rich and flavorful enough to stand entirely on its own as a complete main course.

Frequently asked questions

Recipe card

Cheesy Philly Cheesesteak Casserole for Weeknight Comfort

Prep 15 minCook 30 minRest 5 minTotal 50 minServes 6

Ingredients

• 2 lb ground beef
• 2 cups diced red and green peppers
• 8 oz provolone cheese, sliced

Instructions

1. Preheat your oven to 375°F (190°C). In a large skillet over medium-high heat, cook the ground beef until browned and no longer pink. Drain any excess fat if necessary. Add the diced red and green peppers to the skillet and sauté until they soften slightly, about 5 minutes.
2. Transfer the seasoned beef and pepper mixture into a 9x13-inch casserole dish, spreading it out into an even layer. Arrange the slices of provolone cheese over the top of the beef mixture, covering the surface completely to ensure a consistent melt.
3. Place the casserole dish in the preheated oven and bake for 15 to 20 minutes, or until the cheese is melted, bubbling, and beginning to turn a light golden brown. Remove from the oven and let it rest for 5 minutes before serving with a spatula.

Contains: milk

Estimated nutrition per serving

Calories

480

Protein

35 g

Carbohydrates

8 g

Fat

34 g

Fiber

1.5 g

Sugar

4 g

Sodium

750 mg

Automatic estimate from the ingredient list, not laboratory-verified.