Preheat oven to 350°F. Grease a 9x13-inch baking dish with bacon grease.
In a small bowl, mix together the melted butter, garlic powder, oregano, and basil. Set aside.
Split your rolls in half, and place the bottom half in the baking dish.
Top the buns with 4 cheese slices, follow with a layer of 12 ham slices, repeat.
Place the top half of the buns on top and brush the top of the rolls with the melted butter mixture.
Cover the dish with aluminum foil and bake for 15 minutes, or until the cheese is hot and bubbly.
Remove foil, and bake for an additional 5 minutes (or until the tops of the sliders turn a golden brown.
Remove from oven, slice and serve!
