Soak chana dal for 3-4 hours and boil it for 15 minutes.
Drain the water and keep aside for 30 minutes.
Transfer the cooked chana dal into a blender and grind to a fine powder.
Add turmeric, chilli powder, dry mango powder, garam masala, cumin powder, ajwain, salt and chopped coriander leaves.
Mix everything well.
Pinch a ball sized wheat dough and dust with some wheat flour.
Roll it in a small circle.
Place a ball sized chana dal stuffing in the centre.
Take the edge and start pleating it, bringing to centre.
Sprinkle some wheat flour and roll slightly thick.
On a hot tawa, place the rolled paratha and cook both sides brushing oil.
Serve hot chana dal paratha with sauce, raita or pickle.