A Christmas Ale seems to be another term for a "Winter Warmer" beer -- a dark, malty beer (raisins, dark fruit) meant to be enjoyed in colder months, with a warming effect, either from the actual alcohol, or spices it was brewed with (think nutmeg, clove, that sort of thing). To my mind, its kindred to a barley wine, just spiced up. This is not a warm ...
Bock style beers are regularly produced for festivals such as Christmas and Lent.
The specific kind of bock for Lent is Lentenbock.
The only one I've tried in the UK is Oates Lenten Bock. It was a traditional Bock style, dark, sweet and strong and it was OK. I wasn't enamoured of it enough to repeat tasting it.
Of course there are! 'associated with' allows for a great deal of latitude. In fact, just in beer itself, there are several beers that are associated with, but not directly a result of, religious customs.
Lenten beers are an entire category in and of themselves, but since you don't really want to hear about the giant selection of Bocks and their variety of ...
There was a brewer that went on a beer only diet several years ago.
Here is the CNN article
It was an interesting read and provides some backstory on why heavier beers are sometimes associated with Lent.
Found this little tidbit the other day: Ten Weird Wonderful foods for Lent.
Rauchbier, or “smoke beer,” is made using malts that have been dried over fire—-thus gaining the smoky taste of cured meats like ham and bacon. At one time all beers malts were produced over fire, but in medieval Bavaria beers of this type came to be associated with Lent when the ...