Preheat the oven to 350°F
Combine the beef and spices in a bowl. Press the beef into the bottom of a 9 x 13-inch baking dish into a flat and even layer. Bake for 20 minutes. Drain the liquid and set aside.
In a medium saucepan, cook chopped bacon and onion. Drain excess oil on paper towel lined plate.
Slice King’s Hawaiian Original Sweet Rolls in half lengthwise. Place bottom half of rolls on a sheet tray lined with parchment paper.
Top the bottom half of the rolls with the cooked beef followed by american cheese slices, bacon and onion. Top with the top half of the rolls.
In a small bowl combine the melted butter and all other ingredients for the butter topping. (optional, see note)
Brush the tops of the rolls liberally with melted butter and sprinkle the sesame seeds on top. Place back in oven and bake for an additional 10 minutes, or until the bread is toasted and the cheese is melty.
Slice into individual sliders and serve hot. Enjoy!