Prepare ingredients as mentioned in the list.
Dissolve the MAGGI Coconut Milk Powder in warm water and keep aside. Heat the oil in a karahi. Add mustard seeds and let it splutter. Add onions, green chillies, ginger, garlic and curry leaves. Sauté till they turn soft and transparent. Add turmeric powder, red chilli powder and fry for another minute.
Add the prepared MAGGI Coconut Milk, raw mango and salt to taste. Bring to a boil, stirring occasionally. Add the fish pieces and simmer for 8-10 minutes.
Serve hot with steamed rice.