My Best Roast Gammon (Ham) Recipe

(ภาษาไทยอยู่ข้างล่างนะคะ) Hi there, I have to confess that this recipe is long overdue since I made the gammon for Christmas Eve. However, I am trying out a new way of presenting my recipes, which turns out to be very time-consuming. But since the recipe is so delicious and now as difficult as its appearance seems…