First process all ingredients for the base in a kitchen machine. Its consistency should be crumbly but stick together when you squeeze.Press it into a dish about 5 cm lined with kitchen paper then kace into the freezer/fridge while you make the icing.For the icing whizz all ingredients in a blender or kitchen machine and pour it over the cake base that you take out of the freezer/fridge and chill further for a minimum of 2 or 3 hours to set.When ready decorate with fresh strawberries or anything you like really!Enjoy!