One of the world’s oldest cocktails, this dates back to the mid-1800s. This recipe is part of The Alchemist‘s series of cocktails you should know.
• 1 sugar cube, preferably cane and brown
• 1 to 2 dashes Angostura bitters
• Splash of Cognac
• 3 oz Champagne or sparkling wine
• Garnish: lemon zest (optional)