Rochester Mills Imperial Triple Layer Decadence Milkshake Stout is a Milk Stout by style. Triple Layer Decadence Milkshake Stout is part of Rochester Mills 12 days of Milkshake Stouts for 2020. Ale with milk sugars, cocoa nibs, and toasted coconut. This craft beer is 5.2% ABV and 20 IBUs. In this craft beer review, we will take a look at the color, smell, and taste.