Pre-heat oven to 350 degrees. In a heavy skillet, brown the lamb in hot oil. Add the okra, stirring quickly for 2-3 minutes. Remove meat pieces and okra and put in onions, garlic, salt and pepper. After 2-3 more minutes, reduceheat and add the tomato, coriander and lemon juice plus 1/2 cups water. (Instead of water, you may use broth or vegetable stock) Simmer 8-10 minutes. Combine meat/okra mixture and contents of skillet in an oven-proof dish. Bake for an hour, or until meat is cooked and okra is tender.