3
To make the topping, put the flour, coconut and butter in food processor and process til it resemble coarse bread crumbs. Alternatively you can rub in by hand. Tip into a bowl and stir in the sugar
Fill each ring to the top with the coconut topping. transfer the skillet to preheated oven and bake for about 25 minutes, til crumbles are golden. Remove form oven and slip a fish slice under each ring to lift them out of the pan and onto warmed serving plates.