Ingredients

1 ounce Green Chartreuse

1 ounce Yellow Chartreuse

1 ounce fresh squeezed lemon juice

1/2 ounce simple syrup

7 ounces lager such as Miller High Life

Preparation

Fill cocktail shaker with ice, add all ingredients and stir with a tall spoon. Pour entire contents of the shaker into a large mug and serve.