preheat oven to 375

heat a small skillet to med high. coat pan with cooking spray. saute onions for 5 minutes

Press pizza dough into a 14 by 12 inch rectangle cut into 18 2 and a half inch circles discard remaining dough press dough into 18 muffin cups coated with cooking spray

Combine onion chicken and barbecue sauce in a large bowl divide chicken mixture in dough cups sprinkle with cheese

Bake at 375°F for 15 minutes or until golden brown