Heat ghee in a large kadhai or saucepan. Add whole spices, dry red chilies, 1 teaspoon cumin seeds, and curry leaves. After a few seconds add chopped onion and fry until light golden in color.
Add mutton mince and fry with onions for a couple of minutes and then add ginger garlic paste, red chili powder, coriander powder, turmeric powder, mint leaves, yogurt, salt, and mix everything together till mince is well combined with all the ingredients.
Then add green peas. Cover the saucepan and cook on low heat for 20 minutes or till mince is fully done.
Finally, add garam masala powder, lemon juice, chopped coriander leaves, and whole green chilies. Cover and cook for 3 to 4 minutes and then serve hot with roti or naan.