Heat up the oil in a pressure cooker. Add jeera and let it splutter.

Add finely chopped onions, tomatoes, and chillies and saute the mixture.

Add turmeric, lal mirch, and coriander powder to this concoction and saute it for a minute.

Add the chopped lauki to this mixture, and saute for a minute or two. Add 1 cup of water and salt as per taste. Mix well.

Pressure cook the lauki for 6-7 mins or until 4 whistles until the lauki becomes soft and is cooked properly.

Let the pressure settle down and then open the lid of the cooker. Pour the sabzi into a container. Serve with phulka or rice!