The Army Navy, a World War II era cocktail, first appears in print in David Embury's The Fine Art of Mixing Drinks, and Embury described it as a Gin Sour that uses orgeat instead of simple syrup, which is almond-flavored syrup from Italy or France.
Prep: 5 mins
Yields: Makes 1 cocktail
1Combine ingredients over ice and shake it up! Strain into coupe, garnish with freshly grated nutmeg.