3/4 oz — Brandy
3/4 oz — Gin
3/4 oz — Dry Vermouth
to taste — Carbonated water
to taste — Lemon peel
Highball glass
Pour brandy, gin, and dry vermouth into a highball glass over ice cubes. Fill with carbonated water and stir. Add the twist of lemon and serve. (Ginger ale may be substituted for carbonated water, if preferred.)