Grind coconut, ginger, fresh coriander and chilly into fine paste, the finer the better is the taste.
In a pan heat oil and prepare tempering using mustard, asafoetida and curry leaves , add some turmeric .
Add the onions and garlic and let it cook .
Add moong and cover and cook for 10 min, keep sprinkling water as needed but not much
Add the ground paste and other spices and salt .
Cook with little water to adjust consistency of curry .
Garnish with fresh coriander, grated coconut and lemon juice.