Father Christmas, Santa Claus, jolly old Saint Nick. Whatever his name, every year a lot of us allow a man we've never met (save for a few times at a pop-up grotto in a shopping mall somewhere) to break into our houses in the middle of the night and leave…

Every household is adamant that their “Christmas dinner” is the definitive version, but there is actually much more variation than you might think. For this installation of our Twelve Studies of Christmas series, we ran a survey with 100 participants across the UK to find out the average Christmas dinner.…