Baked Ham And Cheese Sandwiches
["1 lb. Swiss cheese", "1 1/2 lb. chipped ham", "16 buns", "1 small onion, chopped", "2 tsp. Worcestershire", "3 Tbsp. mustard", "3 Tbsp. mayonnaise", "2 Tbsp. poppy seed"]
["Mix together onion, Worcestershire, mustard, mayonnaise and poppy seed.", "Spread on one side of bun.", "Make up the sandwiches and wrap in foil.", "Bake at 350\u00b0 for 18 to 20 minutes.", "Can be made ahead of time and put in refrigerator."]
["Swiss cheese", "ham", "buns", "onion", "Worcestershire", "mustard", "mayonnaise", "poppy seed"]