01 - Preheat oven to 425°F. Line a baking sheet with parchment paper.
02 - Place trimmed asparagus in a single layer on the prepared baking sheet.
03 - Drizzle olive oil over asparagus. Sprinkle with salt and pepper. Toss gently to coat evenly.
04 - Roast for 12 to 15 minutes until tender-crisp and lightly caramelized.
05 - Combine balsamic vinegar and maple syrup in a small saucepan while asparagus roasts.
06 - Bring mixture to a boil over medium heat. Reduce to simmer and cook 4 to 5 minutes, stirring occasionally, until reduced by half and thickened.
07 - Transfer roasted asparagus to serving platter. Drizzle with balsamic glaze and serve immediately.