01 - Preheat oven to 425°F. Line a baking sheet with parchment paper.
02 - In a large bowl, whisk together olive oil, balsamic vinegar, honey, garlic, salt, and black pepper.
03 - Add Brussels sprouts to the bowl and toss to coat evenly.
04 - Spread Brussels sprouts cut-side down on the baking sheet in a single layer.
05 - Roast for 22–25 minutes, stirring once halfway through, until sprouts are golden and crispy at the edges.
06 - Transfer to a serving dish. Drizzle with any glaze from the pan and toss gently. Garnish with toasted nuts and Parmesan if desired.