Preheat the oven to 425℉. Line a baking sheet with parchment paper and brush the parchment paper with oil.
In a medium bowl, toss the zucchini with oil. Combine Parmesan, bread crumbs, salt, and pepper in a mixing bowl. Dredge each round into the Parmesan mixture, on both sides until well coated. Place on the lined baking sheet.
Bake 15 minutes. Then broil until golden, about 4-5 minutes Remove with spatula and serve.