Sieve both flour. Add curd & baking soda. Knead semi soft dough with lukewarm water. Rest it for 5-6 hours. It will arise.
Peel off potatoes & mash it finely. Add all ingredients of filling. Combine all. Make big lemon size balls.
Now knead flour dough using some oil. Add salt. Knead again for 5 minutes.
Pinch a ball sized dough and dust with flour. Further roll and stuff potato stuffing. Bring the edge to center and start pleating. Reverse the ball and sprinkle some black sesame & flax seeds and coriander leaves. Gently roll to oval shape using rolling pin.
Brush with water over kulcha and flip the kulcha on hot tawa. Gently press the kulcha. Cook it on medium flame.
Now after a minute, flip the tawa upside down and cook kulcha directly on flame till it turn golden brown and puffs up.
Gently scrape the kulcha from bottom and remove from tawa. Brush some butter.
Serve hot kulcha with chhole.
