Lightly mix all ingredients except 1/2 cup of the catsup. Mold in a 9 x 5 x 3" loaf pan. Spread top with remaining 1/2 cup catsup. Bake in a preheated 375°F oven for 1 1/4 hours. Pour juices from pan. Unmold loaf onto a heated platter. If desired, use juices to make gravy.
