For preparing chemmeen roast, first marinate the prawns in a mixture of turmeric powder, chilly powder, salt and little water. Keep it aside for 5 minutes.

In a vessel mix in green chillies, ginger, tomato, coconut milk, coconut oil, pearl onions, bell pepper and marinated prawns with sufficient water. Cover and cook until the gravy thickens.

Chemmeen roast is ready. Serve hot with rice, chappathi or pathiri.