Preheat oven to 400.
Place okra in a medium bowl and drizzle with olive oil. Stir.
In a separate small bowl, mix together corn meal, cayenne, black pepper and salt. Sprinkle corn meal over okra and toss.
Spread on cookie sheet at roast until brown and crispy, stirring once, approximately 15 minutes. (oven times vary)
Serve with freshly grated Parmesan Reggiano if desired.