1 lb. hamburger
1/2 c. chopped onion
1/4 c. chopped green pepper
1/2 c. chopped celery

1 tbsp. Worcestershire sauce
1/2 c. ketchup
1 tsp. salt
Dash of pepper
1 c. shredded cheese

Cook slowly for 20 minutes. Let cool. Fill buns with mixture. Wrap in foil. Put in refrigerator or freezer. Warm refrigerated buns at 350 degrees for 30 minutes. Warm frozen buns at 350 degrees for 45 minutes.