Pat pork chops dry with paper towels. Sprinkle with salt and pepper. In nonstick 12 inch skillet, heat oil over med-high heat. Cook chops 4 minutes one side, turn over and cook 3 minutes the other side. Transfer to platter and keep warm. Increase heat to high. Stir shallot into pan juices; cook 1 minutes. Stir in vinegar and sugar and cook 1 minute. Pour sauce over chops.