heat oil in a cooker, add green chilli, curry leaves and let it get roasted
to this, add onions and fry till brown.
add ginger garlic paste and potatoes and fry till raw smell goes off
further add tomatoes and fry until mushy.
spice powders: turmeric, chilly powder, coriander powder, fennel powder and garam masala are added
fry until well blended
pour 3-3.5 cups water, grind coconut to coarse paste and add to the curry
mix well, add salt. close and pressure cook for 2-3 whistles,
open and serve hot;