Sort and wash peas. Place in an ovenproof Dutch oven; cover with water to 2 inches above peas. Bring to a boil, and cook for 2 minutes. Remove from heat; cover and let stand 1 hour. Drain peas, and return to pan.
Add 1 cup of water and 1/2 teaspoon salt to pan, and bring to a boil. Cover pan, reduce heat, and simmer for 15 minutes or until most of the liquid evaporates. Remove the peas from pan, and set aside. Wipe pan dry with a paper towel.
Heat oil in pan over high heat. Add cumin seeds, and sauté 1 minute. Add peas, cilantro, and next 8 ingredients; stir gently.
Add 2 cups water to pan. Cover and bake at 400° for 1 hour or until vegetables are tender. Garnish with cilantro, if desired.