Cut the passion fruit and remove the pulp.
Mix together the pulp and the water, let it sit for 5 mins. Then drain.
Preheat your oven to 180°C/375°F.
Mix together the crushed graham crackers, melted butter and sugar.
Pat down the crust into the pan and unto the sides. Bake for 10-15 minutes. Then cool.
Using a hand or stand mixer, beat the cream cheese until it is smooth. Gradually mix in the eggs followed by the sugar, vanilla extract, flour, sour cream, passion fruit juice and salt. Mix everything together.
Pour the batter into the cooled crust and bake for 1 hr to 1 h 30 minutes at 160°C/350°F.
Let the cheesecake cool before placing it in the fridge to chill.