01 -
Slice Hawaiian rolls horizontally and arrange the bottoms evenly in a baking dish.
02 -
Place deli ham slices on the roll bottoms, then layer with halved Swiss cheese slices. Cover with the tops of the rolls.
03 -
Combine melted butter, Dijon mustard, and poppy seeds; brush the mixture evenly over the rolls.
04 -
Bake in a preheated oven at 350°F for 15 minutes or until the cheese has melted and rolls are lightly golden.