Passionfruit cheesecake slice

Name: Passionfruit cheesecake slice
Prep time: 20 min
Cook time: 15 min
Total time: 35 min
Cuisine: American
Ingredients: 375 grams Nice biscuits; 2 ½ teaspoons gelatine; 2 tablespoons cold water; 500 grams cream cheese, softened, chopped; 1 tablespoon finely grated lime rind; 2 x 395 gram cans sweetened condensed milk; 1/3 cup (80ml) lime juice; 1/3 cup (80ml) passionfruit pulp; 2 cups (320g) icing sugar, sifted; 2 -3 tablespoons fresh passionfruit pulp, approximately, extra