Mix together ground beef, salt, pepper, Allspice, margarine, crackers, onion and evaporated milk. Place in bread or meatloaf pan and bake at 350 degrees for 1-1/2 hours.
Glaze
Mix ketchup, syrup and Allspice together. Pour over cooked meatloaf. Bake another 30 minutes. Let set for 10 minutes before slicing.