I always think that Christmas Cakes aren't really right until they are decorated. Decorating the cake is very much an individual thing, I vary mine every year. I like to get my eldest daughter in on the act, she loves shaping and eating the icing. Below I have included a few ideas to get you going.
Prep: 20 minutes plus 30 minutes resting time for the pastry
Cook: 15 minutes
Prep: 30 minutes plus at least 30 minutes refrigeration of
Cook: 45 minutes
Prep: 15 minutes
Cook: 60 minutes