1. Rinse the fish under running water. 2. Sprinkle the fish with half the lemon juice and place in oven proof dish. 3. Preheat oven 190c/375f/Gas5. 4. In a bowl, mix together the tomato puree, ground almonds, ginger pulp,garlic pulp, red chilli, spice mix, yoghurt, salt, cocnut milk, coriander and the remaining lemon juice. 5. Pour in 125ml/4fl oz water and blend everything together. 6. In a frying pan, heat the oil with the bay leaf, cardamoms and cinnamon for 30 seconds. 7. Pour the sauce mixture into this and bring to the boil. 8. reduce the heat and cook for a further 1-2 minutes. 9. Pour over the trout (or fish of your choice) and bake in oven for 15-20 minutes.