Dry shake all ingredients, except for the Bitters, in a cocktail shaker (make sure the shaker is firmly sealed before shaking) for 10
seconds. Then, open shaker and add
Shake again for 10 seconds and then strain, using a fine mesh sieve, into a glass with one ice cube.
Garnish with a lemon peel and 5 dashes of Bitters.
If making without the egg white:
Shake all ingredients, except for the Bitters, in a cocktail shaker, with ice.
Strain into a glass with one ice cube.
Garnish with a lemon peel and 5 dashes of Bitters.