Japan elevated the whiskey-and-soda formula into an art form — a perfect ratio of Scotch or Japanese whisky to cold soda water over a single large ice cube, stirred just enough to chill. The Japanese highball culture emphasizes precise temperature, dilution, and proportion.
built · highball · cubed
build
Fill a highball glass with ice and add bourbon.
top
Top with ginger ale and stir once gently.
garnish
Garnish with a lemon wheel (optional).