2 sticks of butter, melted
3 tbsp. mustard
3 tbsp. poppy seeds
Medium onion, chopped fine
1 tbsp. Worcestershire sauce
3/4 to 1 lb. shaved ham
3/4 to 1 lb. Swiss cheese
3 pkgs. Pepperidge Farm party rolls

Preheat oven to 350 degrees. Mix all ingredients and spread on rolls. Wrap in aluminum foil and bake for 15 to 20 minutes.