Melt chocolate chips and set them aside to cool slightly.
Add all the filling ingredients, except the whipped cream, to a blender. Blend on high until smooth and creamy.
Gently fold in the whipped cream, then pour the mixture into the crust and smooth it with a spatula.
(Optional) Cover and place it in the refrigerator. Chill for 4-6 hours or overnight. Serve with whipped cream and chocolate shavings. Store any leftovers in an airtight container in the refrigerator.