Directions
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Sauté Vegetables
Heat the oil in a large pan over medium heat, add the onion, bell pepper, and mushrooms and cook until tender, about 7–10 minutes. -
Add Garlic
Add the garlic and cook until fragrant, about a minute, before removing from heat. -
Mix the Meatloaf
Mix the beef, salt, pepper, cheese whiz, Worcestershire sauce, ketchup, eggs, breadcrumbs, and the cooked mixture of the onions, peppers, mushrooms, and garlic. -
Form the Loaf
Place half of the mixture down, place the solid piece of provolone in the middle, top with the remaining mixture, seal the edges well, shape the loaf as desired, and place on a baking sheet. -
Bake
Bake in a preheated 350°F/180°C oven until cooked through, about 50–60 minutes. -
Add Final Cheese Topping
Spread the sliced provolone over the top of the loaf, return to the oven and broil until the cheese has melted, about 2–4 minutes.
This Philly Cheesesteak Meatloaf delivers the unmistakable taste of a classic sandwich in the comforting form of a baked dinner. From the melty cheese center to the savory blend of beef and vegetables, every bite is packed with flavor.