Specifically, the chicken sandwich features an Original Recipe boneless fried chicken filet, a hash brown, sage and onion stuffing mayo, cranberry dressing, and a slice of cheese on a plain toasted bun.
The Festive Burger is available by itself of as part of a Meal (fries and a drink) or Boxmeal (fries, side, a piece of Original Recipe fried chicken, and a drink).
Photo via KFC UK.