01 - Preheat oven to 425°F and line a baking sheet with parchment paper.
02 - Toss Brussels sprouts in a large bowl with olive oil, kosher salt, and black pepper until evenly coated.
03 - Spread Brussels sprouts cut side down on the prepared baking sheet in a single layer.
04 - Roast for 20 to 25 minutes, stirring halfway through, until sprouts are golden brown and crispy on the edges.
05 - While roasting, combine balsamic vinegar and honey in a small saucepan over medium heat. Simmer for 5 to 7 minutes, stirring occasionally, until thickened and reduced by half. Remove from heat.
06 - Transfer roasted Brussels sprouts to a serving platter. Drizzle with balsamic glaze and toss gently to coat. Serve immediately.