Delightfully old-fashioned cookies that deserve to be served more often, hermits may be made in a variety of ways. This version is made as a drop cookie, but others (don’t miss Betty Shaw’s Hermits in How to Bake) are made as bar cookies, and cut after they have baked.
In a large bowl, combine the flour, baking soda, salt, and spices; stir well to mix.
In the bowl of a standing electric mixer fitted with the paddle attachment, beat together the butter and brown sugar until combined. Beat in the egg until the mixture is smooth.
Lower the speed and beat in half the flour mixture, then all the cold coffee. Scrape the b