In a big bowl add flour, salt & ajwain into it. Now, add oil and mix very well.

Use water to bind all these together to form the dough harder than Puri's dough. Use little amount of water at a time.

Keep the dough aside for 30 mins covered with samp kitchen cloth.

For filling: Soak urad dal and moong dal for 30 mins. Drain them.

Heat oil in a pan. Add fennel seeds, cumin seeds and asafetida.
Saute and add coriander powder, turmeric powder, green chilli, ginger paste.

Add drained moong dal and urad dal into it. Add dry mango powder, garam masala powder and salt.

Mix them well and saute till the mixture is dry.

For Outer base: Take small ball of dough, roll it like a small disc shaped circle.

Add the dal mixture in that and fold it completly so that mixture will not come out.

Keep oil for deep frying on low heat. For kachori's it is required to keep oil on low flame always.

If the oil is very hot don't put kachoris in it. They will not puff up. When u put kachori in it, it should stay inside oil and very slowly comes up. Then, only they will puff up.

Serve hot with sweet and green chutney. Sprinkle a little bit of fine sev and finely chopped onion on it.