Twice Cooked Roast Beef

3 lbs cooked roast beef
1 can beef consomme
1/4 cup brown sugar
1 can beef broth
2 tablespoons Worcestershire sauce

Arrange cold sliced beef in a 9x13 inch pan. Combine remaining ingredients and pour over beef. Let congeal overnight in refrigerator. Bake 1 to 3 hours in a 325° oven. May be prepared and frozen until ready to bake.