1/2 oz Lemon Juice 3 dashes Angostura Bitters 2 oz Bourbon 1/2 oz Elderflower Liqueur 1 splash Soda Lemon Slice.
Boxcutters, Jigger, Stirrer (long Spoon), Straws, Collins Glass.
Add Lemon to a Collins Glass. Top with 3 dashes Angostura...