Philly Cheesesteak Stuffed Breadsticks (Cheesy, Easy, 30 Min) - Zest Plate - Zest Plate

Ingredients

• 1 lb flank steak, thinly sliced
• 1 tablespoon olive oil
• 1 onion, sliced
• 1 bell pepper, sliced
• 1/2 cup mushrooms, sliced
• 1/4 teaspoon salt
• 1/4 teaspoon black pepper
• 2 cups shredded mozzarella cheese
• 1 pizza dough (store-bought or homemade)
• 1 tablespoon melted butter
• 2 tablespoons grated Parmesan cheese
• 1 teaspoon garlic powder