In small bowl, combine tomato sauce, Worcestershire sauce and brown sugar. Set aside 1/2 of mixture for sauce.
In large bowl, combine chuck, sausage, eggs, bread, salt, pepper, pine nuts, basil and remaining 1/2 of tomato sauce mixture. Pack into drip pan; mound in center.
Bake 1 hour or until internal temperature registers 140°F. Let rest 15 minutes before slicing.