The Twentieth Century Cocktail

1 1/2 oz gin
3/4 oz Lillet Blanc
1/2 oz light crème de cacao
3/4 oz fresh lemon juice

Shake in an iced cocktail shaker.
Strain into a cocktail glass.
Garnish with a lemon twist.

Haigh, Ted. Vintage Spirits and Forgotten Cocktails. Page 272-274. Beverly, MA: Quarry Books, 2009.