How to Make It
Place 6 mint leaves in a serving glass. Gently press leaves against glass with back of spoon to release flavors. Add 1 tsp. powdered sugar and 1 tsp. water, stirring gently until sugar is dissolved. Pack glass tightly with crushed ice, filling glass two-thirds full. Pour 2 oz. bourbon over ice; stir briskly. Add additional crushed ice to fill glass. Add 1 oz. bourbon. Place glass in freezer; chill 15 minutes. Repeat procedure with remaining ingredients. Garnish, if desired.