Put all the ingredients (chattu, tomato sauce,cucumber, green chilli,salt, turmeric powder) for the filling chilla in a large bowl and add about 1/2cup water to produce a thin batter.

Place a ladleful of the batter onto the tava (griddle)and spread it out evenly to form a thin circle that is 125 mam(5") in diameter.Cook the chilla in 1tsp of all over a medium flame until both the top and bottom are golden brown.