Ham and Cheese Sliders

Name: Ham and Cheese Sliders
Prep time: 10 min
Cook time: 15 min
Total time: 25 min
Yield: 12
Ingredients: Ingredients; 12 slider rolls (Hawaiian rolls work great); 1/2 pound thinly sliced ham (use honey ham or deli ham); 6-8 slices of Swiss cheese (or cheddar); 1/4 cup mayonnaise (optional); 1/4 cup Dijon mustard (optional); 1/4 cup unsalted butter, melted; 1 tablespoon Dijon mustard; 1 tablespoon poppy seeds; 1 tablespoon Worcestershire sauce; 1/2 teaspoon garlic powder; 1/2 teaspoon onion powder; Salt and pepper, to taste