Jamie Oliver has delighted his followers by sharing a gorgeous new festive picture with his wife Jools to promote his latest show, Keep Cooking At Christmas."Me and the family are back in ONE HOUR for part 2 of our Christmas special on @channel4 8pm #KeepCookingAtChristmas," he announced in the caption.GALLERY: 10 of Jamie and Jools Oliver's cutest family photosWATCH: Jamie and Jools Oliver confirm exciting newsThe snap itself showed the couple looking rather cosy in their winter knits whilst