PREHEAT oven to 350° F. Position rack in the middle position in the oven.
PLACE bread on jelly-roll pan or large baking sheet.
COMBINE oil and pesto in small bowl; brush bread with mixture. Sprinkle evenly with rosemary, garlic and cheese.
BAKE for 8 to 10 minutes or until cheese melts and bread is beginning to brown. Remove from oven. Sprinkle with basil; drizzle with additional olive oil, if desired.