01 - Preheat oven to 425°F. Line a baking sheet with parchment paper.
02 - Arrange asparagus in a single layer on the prepared baking sheet.
03 - Drizzle asparagus with olive oil, then sprinkle with salt and black pepper. Toss gently to coat evenly.
04 - Roast in the preheated oven for 12–15 minutes, or until asparagus is tender and starting to brown at the tips.
05 - Remove from the oven, immediately sprinkle with grated Parmesan and lemon zest.
06 - Drizzle with lemon juice just before serving. Serve hot.