Fry potatoes in oil until done, set aside. Saute onions in butter utnil brown. Add meat and brown. Add peppers, cook 1 minute. Add toamtotes, thyme, marjoram, salt and pepper, simmer 5 minutes. Add parsley, remove from heat. Preheat oven to 350* Layer 1/2 potatoes in casserole dish, spread 1/2 meat mixture, repeat. top with tomato slices, pour water over all, cook 45 minutes and serve.