1/2 lb. chipped ham
1/2 lb. Velveeta cheese (melt with 1 tbsp. milk)
1/2 c. mayonnaise
4 tbsp. vinegar
4 tbsp. white sugar
1/2 med. onion, grated
2 stalks celery, diced fine

Mix all ingredients. Spread on sandwich buns and wrap individually in aluminum foil. Bake at 375 degrees for 10-15 minutes if not frozen and 20 minutes if frozen.