1. In large self-sealing bag place vegetable oil, garlic, jalapeño, thyme, allspice and lime juice; mix thoroughly and add Pork chops. Seal bag and refrigerate 4 to 24 hours. 2. For Relish: Heat olive oil in small sauté pan; sauté Onion just until tender, about 4 minutes. 3. In medium bowl stir together Onion with black beans and remaining ingredients. Cover and let rest at room temperature for one hour to let flavors blend. Refrigerate for longer storage. 4. Prepare medium-hot fire in kettle-style grill. 5. Remove chops from marinade, discarding marinade. 7. Serve with black bean Relish.