All Hallows Treat Pastry Stout Brewery Ommegang is a Pastry Stout by style. Sweet and spooky like the perfect Halloween night, All Hallows Treat rekindles your favorite childhood holiday memories. Aromas and flavors of dark chocolate, creamy peanut butter and a soft vanilla finish swirl with a smooth body and medium mouthfeel. It’s the perfect throwback that brings you to your first bite of a chocolate peanut butter cup. This craft beer is 7.6% ABV and 18 IBUs. In this craft beer review, we will take a look at the color, smell, and taste.