1 lb. boiled or baked ham, shredded
1/3 lb. shredded Swiss cheese
1 stick butter, melted
3 tbsp. mustard
3 tbsp. poppy seed
1 tsp. Worcestershire
1 med. onion, chopped

Mix all ingredients. Split 3 packages party rolls (Pepperidge Farms) in half and spread with mixture. Return to tray. Wrap in foil and bake. Can be frozen. Bake at 400 degrees for 10-15 minutes. Serves 12-14.