Dory Fish in Spicy Creamy Apple Sauce

Name: Dory Fish in Spicy Creamy Apple Sauce
Prep time: 20 min
Cook time: 20 min
Total time: 40 min
Cuisine: Asian, Indian
Ingredients: 300g dory fish; 3 green apples; 1 big white onion; 1 tbsp ground coriander; 1 tsp ground cumin; 1 tsp chilli flakes; 1/2 tsp turmeric powder; 1 cup water; 4 tbsp evaporated milk; 3 tbsp oil