Baked Ham and Cheese Party Sandwiches

Details

Ingredients

• ¾ cup melted butter
• 1 ½ tablespoons Dijon mustard
• 1 ½ teaspoons Worcestershire sauce
• 1 ½ tablespoons poppy seeds
• 1 tablespoon dried minced onion
• 24 mini sandwich rolls
• 1 pound thinly sliced cooked deli ham
• 1 pound thinly sliced Swiss cheese