Wash the moong dal and soak for 2 hours.
Drain the water from moong dal and keep aside.
Peel the cucumbers and finely chop them.
In a large bowl, add soaked moong dal, chopped cucumber, grated coconut, chopped green chillies, salt and lemon juice. Give a good mix. Keep this aside.
Heat 1 tsp oil in a small pan.
Add mustard seeds.
When the seeds start spluttering, add hing and curry leaves.
Pour this tempering into the salad. Mix well.
Moong Dal Kosambari is ready to be served.T
his salad can be refrigerated and served chilled.