01 - Preheat oven to 425°F and line a baking sheet with parchment paper.
02 - In a large bowl, combine Brussels sprouts, olive oil, minced garlic, sea salt, and black pepper; toss to coat evenly.
03 - Spread Brussels sprouts cut side down in a single layer on the prepared baking sheet for optimal crispness.
04 - Roast for 20 to 25 minutes, stirring once halfway through, until sprouts are golden brown and tender.
05 - Remove from oven and, if desired, toss with lemon juice, Parmesan cheese, or chopped parsley; serve immediately.