Preheat oven to 350 degrees. Lightly spray 9-inch springform pan with nonstick cooking spray and set aside.
In a small bowl, stir ingredients for the crust until moistened.
Press into the bottom and slightly up the sides of the prepared pan.
Bake 8 minutes or until lightly browned. Set aside to cool.
For the filling, place all ingredients except the milk into a high powdered blender and blitz 1-2 minutes, sprinkling in the milk as needed, until completely smooth.
Pour into prepared crust, cover, and refrigerate 2 hours or so until set.