sentence: cook some white onions in a pan sentence: add finely chopped green onions and a lot of tomato paste sentence: season with sugar salt and black pepper and stir sentence: mix meat loaf blended bread chopped parsley and a beaten egg together sentence: add some milk parmesan cheese and black pepper to the meat and mix it again sentence: shape the meat mixture into balls and fry them in a pan sentence: coat the meatballs and spaghetti with the sauce