Place ALL crust ingredients into a blender and process until well combined. Place into lined spring form cake tin and place into freezer
Place ALL caramel ingredients into a blender and process until completely smooth. Spread over crust and place back into the freezer
Place ALL nut mousse ingredients into a blender until completely smooth. Spread on top of caramel layer
OPTIONAL- sprinkle cashews over the top of the cake (I place mine into the oven and cover with coconut sugar and bake until caramelised). Once cooled spread over the cake and place back into he freezer to set for 1-2 hours