Peel and coarsely chop the onions. Cut meat slices (2 centimeters). Peel and cut the potatoes into slices. Wash and coarsely chop the parsley. Preheat oven to 220 degrees Celsius. Lubricate the form of butter refractory. Put a layer of onions, the meat on top, it fries. Season with salt and pepper, pour broth and sprinkle with parsley and cover. Prepare about 1.5 hours without stirring. Mix the cottage cheese with the milk, season with cumin and starch, pour the mixture onto the casserole and cook without cover until golden brown.