by Rob Christopher, writer/tikiphile, www.randomcha.net
- 2 1/2 oz. Old Grand-Dad 100 proof bourbon
- 3/4 oz. freshly squeezed lemon juice
- 1/2 oz. B.G.Reynolds’ Orgeat
- 3 dashes Fee Bros. grapefruit bitters
Place a large lump of ice in a 7 oz. tumbler. Shake ingredients in an iced cocktail shaker and strain into the glass.