12 Kaiser rolls or poppy seed
1 1/2 lbs. shaved ham
12 slices Swiss cheese (or white American)
1/4 lb. butter
3 tbsp. mustard
1 sm. onion, chopped
1 1/2 tbsp. poppy seed
1 tbsp. Worcestershire sauce

Melt butter. Heat onion until golden and add mustard and poppy seed and Worcestershire sauce. Place in refrigerator until spreading consistency. Line rolls in a row. Spread both sides of roll with sauce, put ham and cheese on roll. Wrap 1 whole roll in aluminum foil. Makes 12 sandwiches. Heat 1/2 hour at 250 degrees.