Take Spine Gourd / Kantola and peel the skin and cut into two equal halves.

After cooling scoop out the inner part (pulp + seeds) of each halves of Kantola and keep aside.

Then make a smooth paste of the scoop out part + mustard seeds + green chilli. Filling is ready.

Now fill each Kantola halves with the prepared filling.

Then fry till golden brown, first fry the sealed part and then flip and fry the other part.