Heat oven to 350°F.
Beat egg in bowl. Mix in beef, pork, 2/3 cup barbecue sauce, crumbs, parsley, onion, garlic and salt. Shape scant 3/4 cup mixture into 4 x 2 x 1-inch loaf, for total of 6. Place on jelly-roll pan. Top each loaf with about 2 tablespoons of remaining barbecue sauce.
Bake in 350°F oven 30 minutes, until internal temperature registers 160°F. Let stand on pan 10 minutes.
Serve immediately or cool completely; refrigerate and serve cold.