Prepare stuffing as directed on package. Meanwhile, cook chops in large ovenproof nonstick skillet on medium-high heat 4 min. on each side or until evenly browned on both sides.
Mix soup, onions and thyme; spoon over chops.
Top chops with stuffing; sprinkle with cheese.
Bake 20 to 25 min. or until chops are done (145F).
Remove from oven; let stand 3 min. before serving.