01 - Set oven to 425°F and prepare a baking sheet lined with parchment paper or foil.
02 - Place trimmed asparagus spears in a single layer on the prepared baking sheet.
03 - Drizzle olive oil over asparagus, sprinkle salt and black pepper, then toss gently to coat evenly.
04 - Roast in the oven for 12 to 15 minutes until tender with slightly crispy tips.
05 - Remove asparagus from oven and immediately sprinkle evenly with grated Parmesan cheese.
06 - Serve warm as a savory side dish.