1. Preheat oven to 350 degree F.
2. Place a Kit Kat bar at the bottom of each dough triangle and roll loosely.
3. If desired, lightly brush each crescent with a bit of egg wash to give them a sheen once baked.
4. Bake crescents on a cookie tray for 11 to 13 minutes, or until golden brown. Makes 8 crescents.