Combine onion, poppy seed, butter, ... are clear. Slice rolls lengthwise. Spoon on bottom layer of rolls. Add ham and close. Bake at 350°F for 10 minutes.
Mix butter, mustard, poppy seed, onion and Worcestershire. Leave rolls together and slice through whole ... on tops). Layer ham and cheese. Heat 20 minutes at 350 degrees.
Combine butter, mustard, worcestershire sauce, ... minutes. Split dinner rolls and stack with ham and cheese, making small sandwiches. ... 325°F for 20-30 minutes.