Cooper Union Recipe
        The Cooper Union is an orange colored drink made from Irish whiskey, St-Germain elderflower liqueur, orange bitters and Scotch whiskey, and served  with lemon in a rocks glass.
        
         Ingredients
         
         Directions
         
          - Add Scotch to a chilled rocks glass and swirl it around, draining off the excess.
- Stir the Irish whiskey, elderflower liqueur and orange bitters with ice in a mixing glass.
- Strain into the glass and garnish with a lemon twist.