The pink lady is built on a foundation of gin, with lemon juice for tartness and egg white for body, along with a note of grenadine to both sweeten and color the drink. But the pink lady needs additional fortification, and that's where a mild dose of applejack comes in; this lends more depth and backbone to the drink, and makes it about as unassuming as the brick that file clerk is packing around in her purse.