Drekker Brewing Bobbin For PRRRTs Caramel Apple Sour is a Pastry Smoothie by style. Bobbin’ for PRRRTs is a Caramel Apple Sour loaded up with apple, pear, coconut, caramel sauce, vanilla soft serve, and sour apple slushy mix! It tastes just like taking a bite out of the most perfect caramel apple but without that whole caramel stuck to the tip of your nose thing going on. This craft beer is 6.3% ABV. In this craft beer review, we will take a look at the color, smell, and taste.