Peanut Butter and Sour Cherry Cheesecake

Name: Peanut Butter and Sour Cherry Cheesecake
Ingredients: Butter, for greasing; 75g (about 1/2 cup) dried sour cherries, plus extra for decorating; 1 tbsp caster (superfine) sugar; 1 tsp vanilla bean paste; 1 tbsp kirsch (optional); 175g digestive biscuits; 25g (about 2 tbsp) salted peanuts, plus extra for decorating; 75g (5 1/4 tbsp) unsalted butter, melted; 400g (about 1 3/4 [8oz] packages) full-fat cream cheese; 150g (3/4 cup) caster (superfine) sugar; 2 egg yolks; 250g (1 cup) heavy cream; 5 leaves gelatin; 150g (1/2 cup) smooth peanut butter; 75g (2.6 ounces) dark chocolate, chopped; 1 tbsp golden syrup; 100ml (about 1/2 cup) double cream; A 20cm (8-inch) round springform tin