The juice makes the best palate-cleansing sorbet, and bartenders are finding new ways to use it in cocktails, like the Monkey Wrench (1½ ounces white rum, dash of orange bitters, 3 ounces ...

1½ ozs. white-grapefruit juice ¼ oz. lime juice 6 drops Bittermens hopped grapefruit bitters Add all ingredients to shaker tin with six ice cubes. Shake hard for five to six seconds.

Grapefruit Juice: Lots of online recipes for the Brown Derby try to advise you to differentiate between white, pink, and red grapefruit juice, which go from most bitter to most sweet, respectively.