During the first two weeks of June, the city celebrates “Old Fashioned Fortnight” which is when a number of bars host cocktail events and have drink specials. Fast forward to today, the Old Fashioned is one of the most popular cocktails in the United States and Louisville has named the drink its official cocktail. He was a bartender in Louisville, KY and took his recipe to New York City, where the drink began to gain popularity. The Old Fashioned was invented by James E. We’ve created this informative guide to provide interesting facts on the 10 most popular cocktails and how to prepare each beverage. Every drink is made differently and served in a specific type of glassware so your guests can adequately enjoy the taste of their beverages. A couple of the most challenging things about being a bartender are remembering the ingredients in cocktails and the best cocktail glasses to serve beverages in.