Boil the keema in 1/2 cup water for 5-6 whistles. Heat oil in a pan and temper with cumin seeds. After it stops spluttering, add the onion, garlic, ginger and green chilies. Saute till light brown. Add the boiled keema and all the powdered spices. Continue to fry on medium flame till dry. Add lime juice and mix well. Keep aside.