Melt the chocolate bar, chop 50g of the couverture into pieces, mix with all other ingredients (except for the desiccated coconut for sprinkling), spread on a high baking sheet (lined with baking paper), bake for approx. 25-30 minutes at 180 °.
Let it cool down and melt and spread the rest of the couverture, if necessary sprinkle more coconut flakes over it. To cut in pieces.