Heat ghee (Clarified butter) in a pot. Add in onions, jeera, Elachi (cardomom), cinnamon sticks, peppercorns & braise until golden brown. Add in the carrots, green pepper & spices. Cook until carrots are tender. Add in tomatoes & cook till oil comes to surfaces. Put in potatoes & tuna & cook for 5 minutes. Then remove from stove sprinkle chopped dhania (coriander) on top of curry set rice over then pour 1 cup water mixed with little egg yellow over rice. Dot with few slices of butter. Allow to steam on stove for 10 minutes then steam in oven for 30- 40 minutes. Serve with dhai (sour milk) khachambar (carrot salad).