First mix everything in grinding machine.

And then put Salt.

Then u can make dosa.

First put oil and mustard seeds in a pan.

Put red chilli, udadh daal and chanadaal in it and fry it till it turns into brownish colour.

Then put tomatoes, onion, salt, turmeric powder in it and mix it well.

Then let it cool down for 2 minutes.

Then put coconut in it and grind it in grinder or mixy.

Now your chutney is ready to get served.