sentence: slice open the sausage and remove the meat from the casing sentence: combine the hamburger meat with sausage in a bowl sentence: add an egg bread crumbs onion powder garlic powder and salt and mix sentence: mix in pepper sentence: cover the bowl with plastic wrap and place in the refrigerator sentence: form the meat into balls and place in a pan sentence: cook the meatballs in the oven sentence: combine the meatballs with sauce in a pan sentence: cover the pot with a lid and simmer sentence: add tomato sauce meatballs and then parmesan cheese to the pasta