Heat a large, heavy pot over medium heat. Add the sausage, ground beef, and onion. Cook, stirring constantly, until the meat is completely browned.
Stir in the Ragu(R) Old World Style(R) Traditional Sauce, garlic, and Italian seasoning. Bring to a simmer. Season with salt and pepper, if desired. Reduce heat to low and simmer for 20 to 25 minutes, stirring occasionally.