Heat oil in a non-stick pan, add coriander seeds, coriander powder, cumin powder, red chilli powder, fennel powder, garam masala powder and salt and mix well and sauté for 2 minutes add little water to avoid over cooking, Add soaked moong daal, ½ half cup water, dry mango powder and chat masala mix well and cook till moong daal is fully cooked
When daal mixture becomes dry, transfer it into another bowl and let it cool.

Preheat oven to 180° C
Put refined flour in a bowl, add salt, baking powder, ghee and carom seeds and mix well. Add sufficient water and knead into a stiff dough. Cover the bowl with cloth and rest the dough for 20 minutes.
Divide the dough into equal portions and shape into balls. Apply a little oil to each ball, press them slightly and roll out into small puris with the edges being thinner than the centre. Place some of the daal mixture in the centre, dampen the edges, bring them together.