The Emerald Tue, Dec 13, 22 | recipes Although not green like the name suggests, the Emerald cocktail is still a go-to for St. Patrick’s Day celebrators. This cocktail is a unique Manhattan with Irish whiskey and orange bitters. This Irish whiskey Manhattan recipe serves one. Irish Whiskey Manhattan Supplies: Glassware of your choice Jigger Cocktail shaker Stir spoon Ice Ingredient Amount Irish whiskey 1 jigger/shot Sweet vermouth 1 ounce Orange bitters 2 dashes Orange peel For garnish (optional) Preparation: Pour all ingredients into a cocktail shaker and fill with cracked ice. Stir well for 30 seconds and strain into a chilled cocktail glass. Garnish with a piece of orange or lemon peel, or nothing at all.