01 - Set the oven temperature to 425°F and line a baking sheet with parchment paper.
02 - In a large mixing bowl, toss the Brussels sprouts with olive oil, kosher salt, and black pepper until evenly coated.
03 - Spread the Brussels sprouts cut side down on the prepared baking sheet in a single layer.
04 - Place in the oven and roast for 20 to 25 minutes, stirring halfway through, until edges are golden and crisp.
05 - Meanwhile, combine balsamic vinegar and honey in a small saucepan over medium heat; simmer for 5 to 7 minutes, stirring occasionally, until reduced by half and slightly thickened. Remove from heat.
06 - Transfer roasted Brussels sprouts to a serving bowl, drizzle with balsamic glaze, toss to coat, and serve immediately.