Golden Philly Cheesesteak Stromboli with Melty Cheese - My Home Made Recipe

Ingredients

• 1 tablespoon olive oil
• 1 small yellow onion, thinly sliced
• 1 green bell pepper, thinly sliced
• 4 oz (115 g) mushrooms, thinly sliced
• 12 oz (340 g) shaved ribeye or very thinly sliced sirloin
• 1 teaspoon Worcestershire sauce
• 3/4 teaspoon kosher salt, plus more to taste
• 1/2 teaspoon black pepper
• 1 lb (450 g) pizza dough, at room temperature
• 1 tablespoon all-purpose flour, for rolling
• 1 1/2 cups (170 g) shredded provolone cheese
• 1 cup (115 g) shredded low-moisture mozzarella cheese
• 1 large egg, beaten
• 1 tablespoon unsalted butter, melted
• 1 small garlic clove, finely grated
• 1 tablespoon chopped parsley, for serving