01 - 
                Preheat the oven to 400 degrees Fahrenheit. Line a baking sheet with aluminum foil and coat with nonstick cooking spray.
              
              
              
                02 - 
                Unwrap the mozzarella string cheese sticks and cut each into three equal pieces.
              
              
              
                03 - 
                Combine dried oregano, garlic powder, and grated parmesan cheese in a small bowl.
              
              
              
                04 - 
                Unroll the refrigerated pizza dough onto a work surface and cut into 24 even pieces.
              
              
              
                05 - 
                Place one piece of string cheese in the center of each dough segment. Tightly roll the dough around the cheese, pinching edges to seal, and arrange seam-side down on the prepared baking sheet.
              
              
              
                06 - 
                Brush each dough roll with melted butter. Sprinkle the parmesan and herb mix evenly over the tops and press one slice of pepperoni onto each roll.
              
              
              
                07 - 
                Bake for 10 to 12 minutes or until the rolls are golden brown.
              
              
              
                08 - 
                Serve immediately with warm pizza sauce, if desired.