Grog was a standard ration for sailors to prevent scurvy, and Cook's innovative use of citrus played a key role in maintaining crew health on long voyages.
In a large pitcher, combine rum, water, lemon juice, and sugar.
Stir until the sugar is dissolved.
Serve over ice with a lemon wedge.
For a non-alcoholic version, replace rum with ginger ale.
The Wide Wide Sea
Hampton Sides