Heat a small saucepan on medium heat until water comes to the boil, then turn onto low heat
Place a bowl over the top with the butter in it, until butter melts.
Stir in the rapadura sugar, lemon juice, ginger, tapioca flour and rind / zest into a thick brown blobby paste
Let it sit in the bain marie / double boiler until it becomes thick, spreadable liquid
Spread over the slice (it doesn't need to be fully cooled first)
Dust your coconut over the top and set in the fridge for an hour until the icing is hardened
Invite people you love to a table where you set up a pot of tea and squares on a tray
Appreciate how lucky we all are to be able to savour these treats and delicious moments with our special people