Like many scotch cocktails, this doesn’t have many ingredients. Its main liqueur, Drambuie, however, is a must to make this. The Rusty Nail took a while to find its proper place in the world. The combination of Drambuie—the most distinguished of Scotch-based liqueurs—and the whiskey it’s made from are a natural one. the Rusty Nail is often credited to the clever bartenders at the 21 Club in Manhattan sometime in the early 1960s. The cocktail’s name was finally cemented in 1963, when Gina MacKinnon, the chairwoman of the Drambuie Liqueur Company, gave the Rusty Nail her endorsement in The New York Times
Add all ingredients into a rocks glass with ice and stir. Garnish with a lemon peel. Simple as that, enjoy!