Wash and Cook potatoes and peel off its skin. Slice into small pieces or crush slightly. Cook the peas and mix it with the potato. Keep aside. 

Heat some oil in a pan and season mustard seeds. Mix coriander powder, cumin seed powder and pepper powder with lemon juice and add it to the pan and fry. Add chopped green chilly, ginger and coriander leaves. Mix well by adding potato-peas Mixture. Remove from fire.

Mix maida, salt to taste, soda, ghee and curd together. Knead it with warm water to form a soft dough. Make small balls from the dough and fill it with potato-peas mixture. Press it into round shape as a puri.

Fry the Kachori in a pan with ghee. Serve hot