- ice
- 1 1/2 (1.5 fluid ounce) jiggers gin
- 1/2 ounce lemon juice
- 1/2 ounce simple syrup
- 2 dashes bitters (such as Angostura®)
- 2 ounces club soda, or as needed
- 1 (2 inch) piece lemon peel for garnish
- Put ice in a cocktail shaker. Pour in gin, vermouth, lemon juice, simple syrup, bitters. Shake well. Add ice to a highball glass. Strain cocktail into highball glass, top off with club soda, and garnish with lemon peel.