1 lb. chipped ham, chipped fine
2 c. diced Velveeta cheese
1 c. diced celery (fine)
6 tbsp. chopped onion
2 tbsp. vinegar
3 tbsp. sugar
2 tbsp. salad dressing (Miracle Whip)

Combine. Let marinate overnight. Put into buns and wrap in foil. Warm in oven for 10 minutes at 375 degrees.