Preheat the oven to 150C/Gas2; mix the biscuits and butter and press into a 20cm cake tin; bake for 10 minutes, remove from the oven and cool
Put the cream cheese, cream, eggs, sugar and cinnamon into a bowl and beat until smooth; pour a third of the mixture into the tin and add the cubed apple; pour over the remaining mixture and bake for 30-40 minutes until set
Remove from the oven and cool; brush the apple slices with butter and grill for one minute each side; place on top of the cake and serve
8 servings