Heat oven to 425°F. Spray cookie sheet with cooking spray. Unroll dough on cookie sheet; starting at center, press out dough into 14x12-inch rectangle. Brush dough with olive oil; bake 7 minutes.
Spread sauce over crust; top with remaining ingredients except green onions. Bake 9 to 11 minutes longer or until crust is deep golden brown and cheese is melted and bubbly. Sprinkle with green onions. To serve, cut pizza into 4 rows by 4 rows, making 16 pieces.