Place the coffee granules into the boiling water and stir well
Whisk together the olive oil, coconut syrup, eggs and coffee until well combined
Add the flour and ground almonds and whisk again for around 1 minute
Place the mixture into a greased 20cm high sided cake tin and bake for 25 - 30 minutes at 180 degrees C, 160 degree fan, gas mark 4 until firm to touch
To make the icing place all the ingredients into a high speed blender and blend until completely smooth
When the cake is cool, spread the icing on the top and enjoy.