|2 fl oz||Berneroy Fine Calvados|
|1⁄2 fl oz||Carlshamns Flaggpunsch Original|
|1⁄2 fl oz||Freshly squeezed pink grapefruit juice|
Difford's Guide remains free-to-use thanks to the support of the brands in blue above.
Fruity yet tart. The sourness is a challenge initially but very rewarding.
Adapted from Harry Craddock's 1930 The Savoy Cocktail Book.