Cut the remaining orange in half and juice one half. Cut a slice or two from the remaining orange half, peel and cut the flesh into small pieces. In a bowl, add the coconut milk, coconut cream, coconut water, orange juice, orange pieces and roasted blueberries. Be sure to add any juices from the baking tray. Evenly spoon the fruit into each mold and top up with the coconut mixture. Freeze overnight.