85g hot melted butter, plus a little extra for greasing 14 plain chocolate digestives, finely crushed 3 x 300g packs full-fat Philadelphia cheese, at room temperature 200g golden caster sugar 4 tbsp cocoa, sifted 2 tsp vanilla extract 3 tbsp Tia Maria 3 large eggs 284ml pot soured cream 100g bar dark coffee chocolate, melted (we used Lindt Excellence Coffee Intense) 2-3 tbsp milk 284ml pot double cream chocolate curls to decorate (optional, see Tip below) Want to see what this recipe costs at different supermarkets?