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