Chop onion,tomato,ginger,chilli,garlic and coriander leaves and grind them into a coarse paste with redchilli,haldi and salt.Don't add water while grinding.
Cut the leftover chapattis into small pieces.
Heat oil in a kadai and crackle jeera.Then add grounded coarse paste & fry till raw smell goes and oil seperates.
Add water and after it starts boiling add left over chapatti pieces and shd not a gravy form or dry one.
Chapattis is well soaked in water and becomes soft.
Garnish with coriander leaves.Sel masala is ready.