
Without separating the rolls, slice the Hawaiian rolls in half. Place the bottom half of the rolls in a 9x12 baking pan.
Layer on sliced ham then cheese then the tops of the rolls.
In a glass bowl, microwave the butter for about 30 second or until melted. Stir in poppy seeds, Worcestershire sauce, onion powder and Dijon mustard.
Brush butter mixture over top of rolls.
Loosely cover pan with foil and bake at 350˚ for about 18-20 minutes or until cheese is melted. Remove foil the last 3-5 minutes of baking to slightly brown and crisp the tops of the rolls.