Tom Collins is perhaps the ultimate highball and one of history’s most enduring cocktails.
- 2 ounces Old Tom or London Dry gin
- 1 ounce simple syrup
- ¾ ounce lemon juice
- Soda water
- Lemon wedge, for garnish
- Cocktail cherry, for garnish
Shake gin, syrup and juice with ice until chilled, about 15 seconds. Strain into an ice-filled highball. Top with soda water. Garnish with lemon wheel or wedge and a cherry.