Passionfruit & Vanilla Cosmopolitan

1 shot cranberry juice

1/2 shot grand marnier

1 1/2 shot vanilla vodka

1/2 shot gomme

2 Lime Wedges

1 passionfruit

squeeze lime wedges and passionfuit into boston, add vodka grand marnier gomme & cranberry juice. fill boston with cubed ice - shake and double strain mix into martini glass (so no passionfuit seeds!). Half passionfruit to float as garnish