01 - Preheat the oven to 425°F. Line a baking sheet with parchment paper.
02 - Place asparagus in a single layer on the prepared baking sheet.
03 - Drizzle olive oil over asparagus, then sprinkle with kosher salt and black pepper. Toss to coat evenly.
04 - Roast for 12 to 15 minutes until tender and lightly browned.
05 - Remove from oven and immediately sprinkle with grated Parmesan and lemon zest.
06 - Drizzle fresh lemon juice over the asparagus and serve warm.