01 - Set the oven to 425°F and line a baking sheet with parchment paper.
02 - Toss the Brussels sprouts in a large bowl with olive oil, kosher salt, and black pepper until thoroughly coated.
03 - Spread the Brussels sprouts in a single layer on the baking sheet, placing them cut-side down for optimal caramelization.
04 - Roast for 20 to 25 minutes, shaking the pan halfway through, until edges are golden and sprouts are crisp.
05 - While roasting, combine balsamic vinegar and maple syrup or honey in a small bowl.
06 - Remove sprouts from the oven, immediately drizzle with the balsamic mixture, and toss to coat evenly.
07 - Serve warm or at room temperature.