01 - Preheat oven to 425°F. Line a large baking sheet with parchment paper.
02 - Place zucchini coins in a large mixing bowl. Drizzle with olive oil and toss until evenly coated.
03 - In a small bowl, combine smoked paprika, garlic powder, onion powder, kosher salt, and black pepper. Sprinkle seasoning blend over zucchini and toss to coat thoroughly.
04 - Spread seasoned zucchini in a single, even layer on the prepared baking sheet, ensuring coins do not overlap.
05 - Roast in the preheated oven for 18 to 22 minutes, flipping once halfway through, until tender and edges are golden brown.
06 - If desired, sprinkle with chopped fresh parsley and grated Parmesan cheese before serving. Serve warm.