Rub the onions and drain them. Place in a bowl all the ingredients: minced meat, onion, garlic, tomato, cumin, spearmint, salt, and pepper and then flour them and knead them.
Mold and fry the meatballs for 2´-3´. Place them in the sauce and boil them for 10'.
Boil the spaghetti, drain them, and place them on a platter. Pour the meatballs with the tomato sauce and sprinkle them with feta cheese «ΔΙΒΑΝΗ». Garnish with fresh spearmint.
Four the sauce, place all the ingredients in a pot and boil them until they get thicken.