Just like now, drinking alcohol was a favorite pastime of many a medieval person, but especially so during the Christmas period. As a rule, the average citizen quaffed large quantities of weak ale instead of water. Despite this tolerance, people somehow still managed to get rowdy. So much so that it was commonplace for wealthy lords to employ watchmen to guard their estates against rioters. Outside of warmth and some bread, watchmen could expect to a reward of, you guessed it — a gallon of ale.