Whipped Cream and Stout

Last night Sally ordered cake.  I'm not a cake guy, but a glass of stout for dessert seemed like an excellent idea.  Off to the side of Sally's cake--the far side in this picture--was a dollop of whipped cream.  I idly scooped it off the plate and tried a sip of the stout.  Amazing.  Not that a serious beer aficionado like me would ever recommend such a thing, but you could actually serve stouts with a whipped cream head, ala Starbuck's.  Could.  Apostasy and all that, but...