Combine all the dry ingredients.
Make a well in centre and add water, curd, melted butter / ghee.
Knead until smooth & has an elastic consistency.
Allow to rise until double in size.
In separate bowl add pasta sauce and onion, mix well and keep aside.
Roll one ball of dough into a circle and spread a little pasta sauce mixture evenly ofer the dough. Fold the naan back in half and roll again.
Place it on a greased pan until lightly brown. Brush uncooked side with butter and turn over and cook until brown. Repeat with remaining mixture.