01 - Preheat the oven to 425°F (220°C).
02 - Rinse the asparagus and pat dry. Snap or trim off the woody ends.
03 - Place asparagus spears in a single layer on a baking sheet.
04 - Drizzle olive oil over asparagus and toss to coat evenly. Sprinkle with kosher salt and freshly ground black pepper.
05 - Roast for 10 to 12 minutes, shaking the pan halfway through, until spears are tender and tips are slightly crisp.
06 - Transfer to a serving platter, squeeze fresh lemon juice over spears if desired, and serve immediately.