Melt butter in a skillet.
1 Tbs Butter or margarine
Saute' onions in the butter until caramelized (brown). Add Worcestershire sauce to the caramelized onions.
1 meduim Onion, peeled, halved and thinly sliced, 1 Tbs Worcestershire sauce
Line baking sheet with foil and place bun bottoms on the foil.
4 rolls Soft slider pretzel rolls, or slider buns
Add a layer each of warmed ham slices, caramelized onions, swiss cheese and the spicy dressing sauce. Place tops on the buns.
1 lb Thinly sliced ham, 1 cup Shredded Swiss cheese, or 6 slices
Heat oven to 350 degrees and heat the sliders for 5-10 minutes, or until the bun tops are slightly brown and cheese is melted. Cover with foil if needed to prevent bun tops from burning.
Serve hot and make plenty! These sliders delight the tastebuds.