01 - Preheat oven to 425°F and line a baking sheet with parchment paper.
02 - Place trimmed asparagus spears in a single layer on the prepared baking sheet.
03 - Drizzle olive oil over asparagus, then sprinkle with sea salt and black pepper; toss gently to coat evenly.
04 - Roast in the oven for 12 to 15 minutes, shaking the pan halfway through, until tender and lightly browned.
05 - Remove from oven and immediately sprinkle with grated Parmesan and lemon zest; drizzle with lemon juice.
06 - Transfer to a serving dish and serve warm, garnished with additional lemon wedges if desired.