The Modern Whisky Sour

Name: The Modern Whisky Sour
Prep time: 5 min
Cook time: 5 min
Total time: 5 min
Yield: 1 cocktail
Cuisine: Cocktail
Ingredients: 1.5 cl Simple Syrup; 3 dash Angostura Bitters; 6 cl Bourbon; 1 cl Lime Juice; 2 cl Lemon Juice; 8 drops Orange Bitters