Step-by-Step Instructions:
Preheat the oven to 400°F (200°C).
- In a large bowl, toss the Brussels sprouts with olive oil, minced garlic, salt, and pepper.
- Spread the sprouts on a baking sheet in a single layer.
- Roast in the oven for 20-25 minutes, or until they are crispy on the outside and tender on the inside.
- Drizzle balsamic vinegar over the sprouts and toss to coat evenly.
- Serve hot, garnished with grated Parmesan cheese if desired.