1. Place pork chops on a baking sheet or cutting board. Stir ancho chile powder, oregano, salt and pepper in a small bowl. Rub the pork chops with the spice mixture. Set aside.
2. Preheat the grill to medium high, or heat a grill pan over medium-high heat.
3. Brush the grill or grill pan with 1 tablespoon of vegetable oil. Add pork chops, cook for 7 to 8 minutes, then flip and cook on the other side for another 6 to 7 minutes. The meat should be at 145°F to 150°F if checked with a meat thermometer.
4. Transfer the pork chops to a plate to rest for about 5 minutes. Slice and serve with the pickled grape salad.
1. In a medium bowl, toss the grapes with the serrano, lime and orange juices and zests, cumin, red onion, celery, salt and olive oil and toss until fully coated.
2. Add the cilantro and mint and toss to incorporate.