Preheat oven to 350°F.
Slice Hawaiian rolls in half and place bottom half in a baking dish.
Layer turkey, salami, and provolone evenly. Replace top buns.
Mix melted butter, garlic powder, parsley, and red pepper flakes. Brush over tops.
Cover with foil and bake 20 minutes until cheese is melted.
Mix all dressing ingredients for the fresh topping. Toss with lettuce, onions, and peppers.
Remove top buns, spoon fresh topping over sliders, replace tops, slice, and serve immediately.
Serve with crinkle cut potato chips for the perfect combo!