Earthquake Cocktail

Ingredients:
1 fluid ounce or 3 centilitres of Gin
1 fluid ounce or 3 centilitres of Bourbon Whiskey
3/4 a fluid ounce or 2.25 centilitres of Absinthe
1 fluid ounce or 3 centilitres of Bourbon Whiskey
3/4 a fluid ounce or 2.25 centilitres of Absinthe
Instructions:
Shake with ice and strain into a collins glass.
