Use fresh Blackberry Juice and Duff recipe Strawberry Puree; recipe: 3 parts Strawberries, 1 part Blackberry liq, 1 Part Strawberry syrup Use Fresh lemon juice and thick sugar syrup as Sour mix, Shake Vodka Sour with ice, strain over crushed ice , add Puree and top with Champagne. Drink through a straw.
Serve in a Highball Glass