In a skillet over medium heat, brown the ground beef until no pink shows; drain and remove from skillet. Brown Sausage in skillet until cooked through; drain.
Combine in skillet with sausage: browned beef, bacon, tomato sauce, tomatoes and sugar. Simmer 45 minutes.
Bring a large pot of lightly salted water to a boil.
Add spaghettini pasta and cook for 8 to 10 minutes or until al dente; drain.