01 -
Preheat oven to 425°F. Coat baking sheet with non-stick spray.
02 -
Toss green beans with olive oil, then mix with parmesan, garlic powder, salt and pepper.
03 -
Spread in single layer on baking sheet. Bake 15 minutes.
04 -
Flip beans with spatula and cook additional 10 minutes until tender. Serve warm.