The Kolkata Old Fashioned is a classic cocktail that is loved by whiskey enthusiasts in Kolkata. It is made with whiskey, sugar syrup, and a few dashes of bitters. The cocktail is stirred with ice and strained into a glass, typically garnished with a twist of orange peel. The Kolkata Old Fashioned is a perfect choice for those who enjoy a strong and robust cocktail with a hint of sweetness.