Bryton Taylor shares her recipe for butterbeer geared towards the 21 and over crowd. Fans of Harry Potter know that when fall arrives, it's time to revive one of the wizarding world's favorite beverages - butterbeer. According to the blog, this recipe is an adaptation to one first written in 1588. British ale is heated with pumpkin spice, sugar and eggs until thick and frothy. Impress your house mates with this alcoholic butterbeer. For full recipe instructions, click here.