Sieve the flour with soda and salt.
Now add 2 tsp warm water into dry yeast and set aside.
Add semolina, oil into flour and mix well dry only.
Now add water little at a time to make a soft dough.
If dough sticks to hand too much then use little bit of oil on hand and then punch into dough.
If u want to make naan same day then keep the dough in pre-heated oven at 150 for 7-8 hrs.
Otherwise keep it at warm place for two days in a properly covered with cloth.
Now to make naan, set oven at broil and roll oval shape out of dough. Then place it into oven and flip it after 1 min. after taking it out apply some butter on them.
And they are ready to eat.