Dough:
1/2 cup all purpose flour
1/2 tablespoon sooji (semolina flour)
1/4 teaspoon salt
11/2 tablespoons oil
1/4 cup minus 2 tablespoon lukewarm water
Filling:

3 large boiled potatoes, peeled and chopped into very small cubes
1/2 teaspoon cumin seeds
2 chopped green chilies
1 teaspoon coriander powder
1/4 teaspoon garam masala
1 teaspoon amchur (mango powder)
1 teaspoon salt
2 tablespoons oil
1/2 cup green peas (frozen)