Whisk the thick yogurt in a bowl to ensure it is lump free. It looks creamy.
Add cucumber , coriander , freshly grated ginger and green chilli to the vegetable chopper and very finely chop them.
To the whisked yogurt add the chopped ingredients, salt and mix well.
In small pan heat oil. Fry the curd chillies untill crisp.
Add mustard seeds and once they crackle turn off the heat.
Pour this tempering over the Yogurt Mix .
Serve with Pulao , Biryani ,Bisibelebath or any flatbread of your choice.