1. Blend the milk, nutella, cream cheese, and cocoa powder together until smooth. Optionally, you can also add hazelnut butter and a little sweetener of your choice.
2. Pour into the pint container, seal, and freeze for 24 hours.
3. Spin on the Ice Cream program (use Light Ice Cream if using a sugar substitute).
4. Add a hole to the center with 1-2 tbsp milk and re-spin before serving.