Preheat oven to 350°F. Line rack on broiler pan with aluminum foil. Combine Ground Beef, bread crumbs, eggs and pepper in medium mixing bowl, mixing gently but thoroughly. Shape half of beef mixture into 8 by 4-1/2-inch loaf on prepared rack. Top beef with stuffing mix and half the tomatoes; gently pressing into beef. Top with remaining beef mixture, pressing to completely cover stuffing and tomatoes. Seal edges of meatloaf. Top meatloaf with remaining tomato slices.