Sicilian Cheesecake - cooking recipe

Ingredients

6 oz plain chocolate cookies
7 tbsp butter, melted
None None Filling
1 1/2 lb ricotta cheese
1 cup powdered sugar
1 tsp vanilla extract
2 tbsp creme de cacao
2 tbsp finely chopped mixed citrus peel
2 oz dark chocolate, finely grated, plus 2 oz to serve
1/2 cup heavy cream, whipped, to serve

Preparation

Process cookies until mixture resembles fine breadcrumbs. Add butter and process until just combined. Press into the base of a greased 8 inch springform pan. Cover and chill for 30 mins, or until firm.
For the filling, beat ricotta cheese, powdered sugar, vanilla and creme de cacao in a large bowl until smooth and fluffy. Add citrus peel and chocolate. Transfer to prepared pan and chill for at least 6 hours or overnight.
Serve cheesecake in wedges with a dollop of whipped cream and sprinkled with chocolate.