The Stupid Czech (for two) (Original TDN Cocktail by Marleigh Riggins) 25 Blueberries 1 tsp Sugar 2 oz. Gin 1 oz. Absinthe Mata Hari 1 oz. Simple Syrup 2 ½ oz. Lemon Juice Muddle blueberries with sugar, then add the remaining ingredients and shake. Strain and serve up.