SHAKE all ingredients with ice and fine strain into chilled glass.
Orange zest twist
We've added a shot of dry sherry as recommended by David Embury in his 1948 The Fine Art of Mixing Drinks.
In his 1930 The Savoy Cocktail Book, Harry Craddock writes, "so far as can be ascertained this delectable potion is NOT the staple diet of the Esquimaux. It was probably first thought of in South Carolina – hence its name."
There are approximately 278 calories in one serving of Alaska (Savoy Recipe).