Foil-Wrapped Cheesesteak Melts

Ingredients

• 1/2 teaspoon onion powder
• 3 tablespoons olive oil
• 1/2 teaspoon fine sea salt, divided
• 1/4 teaspoon freshly cracked pepper, divided
• 6 slices provolone cheese
• 2 tablespoons ketchup
• 1 pound lean ground beef
• 6 ounces brown mushrooms, sliced
• 1/2 cup yellow onion, diced
• 1 large green pepper
• 1 tablespoon Worcestershire sauce
• 1/2 teaspoon garlic powder
• 1/2 teaspoon paprika
• 1/4 teaspoon cayenne pepper
• 4 large sheets of heavy-duty aluminum foil
• 2 large Yukon Gold potatoes
• 1 and 1/2 teaspoons Italian seasoning