Read more: The 27 Best Bourbon Brands, Ranked Just as it does with wine, beer, coffee, and imported cheese, the Costco whiskey advent calendar is a hallmark of the wholesaler's holiday season.

While the Advent calendars of old may have ... another essential that can be used to craft bourbon cocktails. These include Old Fashioned mixer, Whiskey Sour mixer, Spiced Cherry Old Fashioned ...