Sprinkle pork chops evenly with salt and pepper. Cook pork chops in hot oil in a large skillet over medium-high heat 2 minutes on each side. Reduce heat to medium, and cook 3 to 5 minutes on each side or until done. Remove from skillet, and keep warm.
Sauté onion and garlic in skillet over medium-high heat 5 minutes or until tender. Add apple, and sauté 5 minutes or until tender.
Stir in honey mustard and apple cider, and cook 5 minutes or until thoroughly heated. Spoon over pork chops. Serve with brown rice, if desired.