Heat 1/4 tsp of coconut oil in a frying pan.

Add small onions and fry them.

Add chilly powder and salt and fry again for 5 seconds.

Grind the above into a paste after allowing it to cool.

Heat 1 tbsp of oil in a frying pan.

Splutter mustard seeds and saute curry leaves.

Add chopped tomatoes and fry, till it blends well.

Add the ground paste along with a little water.

Allow it to boil for 5 mins.

Switch off the gas.

Top with a little coconut oil, if desired.

:- Serve with dosas or idlis.