Preheat the grill over medium heat.
In a medium bowl, add the olive oil, pepper, salt, oregano, and toss together. Cut the racks into chops and add them to the oil mixture. Turning them to coat well.
In a separate bowl, add the cheese, bread crumbs, garlic, cilantro and a pinch of black pepper. Mix gently.
Remove the chops from the marinade and arrange them on the grill. Grill for 1 1/2 to 2 minutes. Flip and top each chop with a heaping tablespoon of the bread crumb mixture. Close the lid of the grill and cook until desired doneness, about 2 to 4 minutes. Transfer to a serving platter and serve.