A. J.
A. J.: Applejack and Grapefruit juice. Served in a cocktail glass. Shake ingredients with ice, strain into a cocktail glass, and serve.

The Spec
Method
Shake ingredients with ice, strain into a cocktail glass, and serve.
Served in a cocktail glass.
Spec held as sourced — TheCocktailDB. The house never guesses a drink.