These Guinness Doughnuts with Irish Whiskey Frosting are incredibly moist and perfectly potent, making for a superb St. Patrick’s Day celebration. (This recipe for Guinness Doughnuts with Irish Whiskey Frosting was originally posted in March 2013, but was updated with new photos and content in 2019). Am I a bad part Irish Bostonian if I say I’m not really a huge fan of St. Patrick’s Day? Probably. I’m also probably a 93-year-old. Because I think it’s really just that I don’t like holidays on which people feel the need to get ridiculously drunk for no apparent reason, which is exactly…