2 pkgs. Merita party dinner rolls
2 sticks butter, melted
1 tbsp. poppy seeds
1 tsp. Worcestershire sauce
3 tbsp. mustard
1 onion, chopped fine
1 lb. boiled ham
3/4 lb. Swiss cheese
Mix butter, poppy seeds, Worcestershire sauce, onions, and mustard together. Cut rolls slicing through the middle separating top from bottom. Spread top and bottom of rolls with mixture. Add 1 layer of ham and cheese. Put top on bottom of rolls. Cover with foil and bake at 400 degrees for 10 minutes. Cut into individual rolls when ready to serve.