Caramelised apple cheesecake

Name: Caramelised apple cheesecake
Ingredients: 175g/6oz digestive biscuits; 50g/1¾oz dried apples, finely chopped; 50g/1¾oz pecan nuts, finely chopped; ½ tsp cinnamon; 100g/3½oz unsalted butter; 200g/7oz ricotta, at room temperature; 300g/10½oz cream cheese, at room temperature; 50g/1¾oz icing sugar; pinch salt; 50g/1¾oz soured cream; ½ tsp vanilla extract; 3 small apples, peeled, cored and cut into wedges; ½ lemon, juice only; 1 tsp ground cinnamon; ½ tsp ground allspice; ¼ tsp cloves; 200g/7oz caster sugar; 50g/1¾oz butter; 25ml/1fl oz calvados, brandy or whisky; 100ml/3½fl oz double cream