Melt I Can’t Believe It’s Not Butter!® Spread in 12-inch skillet over medium-high heat and cook apple and onion, stirring occasionally, 4 minutes or until tender. Reduce heat to medium and cook uncovered, stirring occasionally, 20 minutes or until apple and onion are golden brown.
Meanwhile, slice chicken and keep warm. Spoon warm apple mixture over arugula, then top with chicken. Drizzle with Wish-Bone® Balsamic Vinaigrette Dressing, then garnish with walnuts and cheese.