Take whole wheat flour in a bowl
Add a pinch of salt if desired
Add water little by little
Mix and knead into a soft dough
Cover the dough and rest it for 15 to 30 minutes
Divide the dough into small equal portions
Roll each portion into a smooth ball
Flatten one ball with dry flour
Roll it into a thin round roti
Heat a tawa or flat pan
Place the roti on the hot pan
Cook until small bubbles appear
Flip and cook the other side
Flip again and cook until lightly browned
Press gently with a cloth or spatula to help it puff
Remove and serve warm