Improved Whiskey Cocktail

Rye, maraschino, bitters, and an absinthe rinse — Jerry Thomas's 1876 documentation, absinthe banned from US bars in 1912 and not restored until 2007.

The Improved Whiskey Cocktail is an 1870s and 1880s American bar preparation that takes the foundational Old Fashioned structure — spirit, sugar, bitters, and a citrus expression — and adds two modifying elements that were fashionable in that era's professional bartending culture: a small measure of maraschino liqueur and a rinse of absinthe. The concept of improving a standard cocktail by adding a liqueur or absinthe was documented in American professional bartending guides of the period, particularly in Jerry Thomas's revised 1876 Bar-Tenders Guide, where Improved versions of the Gin Cocktail, Brandy Cocktail, and Whiskey Cocktail each added maraschino and absinthe to the original Cocktail template. The improvement additions each perform a specific function: maraschino contributes a cherry-almond sweetness that rounds the whiskey's grain sharpness, and the absinthe rinse — coating the glass before the drink is built — adds an anise aromatic that bridges the rye's spice character and the bitters' clove-and-spice without dominating the drink. Absinthe was a standard American bar ingredient before its prohibition in 1912, which removed it from the Improved Whiskey Cocktail's accessible ingredients; the drink's revival in modern form, using Pernod or genuine absinthe restored to the American market in 2007, returned the preparation to something close to its 1870s character.