In a mortar and pestle crush whole coriander seeds to split them into pieces.
Add coriander seeds and allow them to splutter for 1/2 minutes.
Add sliced spring onions and saute them for 2-3 minutes.
Add slit green chillies, roughly chopped tomatoes. (see recipe notes)
Season the vegetables with salt to taste.
Cook them for 4-5 minutes on medium high heat till tomatoes are soft and pulpy.
Add few chopped spring onion greens and serve it hot with chapati or paratha
Video
Notes
I sliced the spring onions into roundels you can slice them in any ways.Use tender and raw spring onion preferably smaller ones.Use greens of one or two onions not more than that.