Easy Ham and Swiss Sliders on Hawaiian Rolls - Recipes by Clare

Ingredients

• 1 package Hawaiian Sweet Rolls (12 count)
• 18 slices thin deli ham
• 12 slices Swiss cheese
• 1 stick (1/2 cup) butter
• 1 tablespoon yellow mustard
• 1/2 tablespoon Worcestershire sauce
• 1/2 tablespoon dried minced onion
• 1/4 teaspoon salt
• 1/4 teaspoon black pepper
• 2 tablespoons grated Parmesan cheese
• 1 tablespoon dried parsley