On tap at Growler & Gill, creamily confectionary pastry stout coalesces marshmallow, coffee, vanilla and peanut butter for luxuriously bold concoction. Vanilla-sugared marshmallow sweetness segues to peanut buttered ice coffee syruping, leaving ancillary toasted coconut, bourbon chocolate, cappuccino, black cherry puree and cinnamon illusions to deepen its intense design.