Bunwiches

Ingredients (10)

• + ½ cup butter or margarine, softened add to pantry
• + 2 tablespoons mayonnaise add to pantry
• + 2 tablespoons prepared mustard add to pantry
• + ¼ cup chopped onion add to pantry
• + 2 tablespoons poppy seeds add to pantry
• ✓ salt and pepper to taste
• ✓ salt and pepper to taste
• + 1 (2 pound) 2 inch thick ham steak add to pantry
• + 16 slices Swiss cheese add to pantry
• + 16 hamburger buns, split add to pantry