Place lamb chops on one end of a broiler pan coated with cooking spray.
Brush chops with half of wine mixture. Broil 8 minutes. Turn chops, and brush with remaining half of wine mixture. Broil 2 minutes, and add asparagus to pan. Broil 4 to 5 minutes, turningasparagus every 2 minutes, until asparagus is crisp-tender and chops are done.
Remove asparagus and chops from pan; sprinkle with freshly ground pepper.
To serve, place half of asparagus and 2 lamb chops on each of two serving plates. Top asparagus with yogurt mixture.