cook the chopped spinach with water, salt and sugar until it shrinks. let it cool completely and grind it to a fine paste.
grind all the ingredients mentioned under " to grind raw" to a super fine paste and keep it ready.
heat oil and fry chopped onions until brown.
add the masala paste to the onions and fry for 2 minutes.
to this, add potatoes, salt, turmeric powder, chilli powder, coriander powder and water.
mix well, close and cook until the potatoes are soft. 15-20 minutes
open and add the spinach puree. mix well. close and cook again for 5-10 minutes until oil leaves out.
open and lastly add chopped coriander leaves. turn off and serve hot with chapathi /bread of your choice