Caramelized Onion and Arugula Pizza

2 large red onions, thinly sliced

1 tablespoon butter

½ cup KRAFT Extra Virgin Olive Oil Aged Balsamic Vinaigrette Dressing

1 teaspoon finely chopped fresh rosemary

1/2 recipe Perfect Parmesan Pizza Dough*

2 cups CRACKER BARREL Shredded Swiss Au Gratin Cheese

1 cup baby arugula

¼ cup pine nuts, toasted

Cook onions in butter in large skillet on medium-high heat 15 to 20 minutes or until onions are tender, stirring occasionally. Add dressing; cook on medium heat 10 min. or until onions are caramelized, stirring occasionally. Stir in rosemary. Cool completely.

Heat oven to 450 degrees F (230 degrees C). Press Perfect Parmesan Pizza Dough onto bottom of 17x11-1/2x3/4-inch pan sprayed with cooking spray. Let stand 10 minutes. Top with onions. Bake on bottom oven rack 15 minutes or until crust is golden brown.

Top with cheese; bake 2 to 3 minutes or until melted. Top with arugula and pine nuts.