Cabbage subji for Roti #OPOS

We  get cabbage in all the season, but  in winter we get very fresh , without worms. I  love to cook varieties  with varieties  in winter .Today I prepared   subji with cabbage  for Roti in #OPOS  method, This  method is healthy , clean and  fast  and easy to follow if  we  understand the  technic .We can use this side for dosa, roti also.
Ingredients:
 Cabbage  - 3 cups
 Onion -- 2   finely chopped
Tomato -  2   finely  chopped
 Sambar powder -  1  1/2 tsp
Salt - to taste
Turmeric powder - 1/2 tsp
Curry leaves, coriander leaves for garnishing
 Kadugu for tadka

 Method :
             In  a  3l pressure cooker add  2 tsp of oil, 2 stp of water  , add the  onion  and tomatoes in the first layer half half , then  spread   finely cut cabbage in the second layer  on top of  this   spread sambar powder, turmeric powder, salt ( i didnt add  garam masala ..optional)  close the lid and cook for 2 whistles, allow the  steam to settle , open the lid and garnish with coriander and curry leaves . This subji is very tasty   with  roti, dosas .