2 teaspoons simple syrup
1 teaspoon water
2 dashes bitters
1 cup ice cubes
1 (1.5 fluid ounce) jigger bourbon whiskey
1 slice orange
1 maraschino cherry
Pour simple syrup, water, and bitters into a whiskey glass; stir to combine. Add ice cubes and pour in bourbon. Garnish with orange slice and maraschino cherry.