1. Prawns: Whisk the eggs with the water and place in a bowl suitable for dipping. Mix the coconut and breadcrumbs and place in another bowl suitable for dipping. Place the flour in a third bowl.
2. Using the heel of your hand, flatten the prawns slightly. Add them to the seasoned flour and toss to coat.
3. Dip each prawn in the egg then in the coconut and breadcrumbs. Place them on a plate and refrigerate for 30 minutes.