Combine yogurt, cilantro, ginger and garlic. Add potatoes, stir well, and allow to marinate for a few minutes.
Heat oil in large pan, and add cloves, cinnamon stick, bay leaf, and cumin seeds. Cook for 1-2 minutes, until cumin turns brown.
Add potato and yogurt mixture, and cook for 15 minutes, stirring occasionally.
Once potatoes are nicely browned, add rice, and cook for another minute or two.
Add turmeric, brown sugar, salt, lime juice, and water. Bring to a boil, cover with lid, and lower heat to a simmer.
Cook, undisturbed, for 15 minutes. Add peas to pot, and do not stir in.
Cover with lid and cook an additional 5 minutes. Remove lid, and fluff with fork.
Remove from heat, and stir in butter. Serve and enjoy!