HEAT oven to 400ºF.
PREPARE stuffing as directed on package; cool slightly. Spray 12 muffin cups with cooking spray. Press 1/4 cup stuffing onto bottom and up side of each cup, forming 1/4-inch rim around top of each.
BEAT eggs in measuring cup; pour into stuffing cups. Top with bacon and cheese.
BAKE 20 min. or until centers are set. Let stand 5 min. before serving.