Maverick Martini

Cool a martini glass by placing ice into it and setting it aside
Fill a cocktail shaker with cubed ice
Pour a shot and a half of vodka and 15ml of Passoa passion fruit liqueur into the shaker
Add 20ml of vanilla syrup and 1 shot of fresh granadilla juice
Close the cocktail shaker and shake vigorously for 20 seconds
Remove the ice from the chilled martini glass
Pour the cocktail through a fine tea strainer into the martini glass
Cut a whole granadilla in quarters and float one quarter in the cocktail
Put a teaspoon into the glass
Pour a shot of sparkling wine and serve together