In a large bowl, combine the Brussels sprouts, olive oil, salt, pepper, and garlic powder. Toss to coat.
Spread the Brussels sprouts in a single layer on a baking sheet. Roast for 25 minutes, or until the Brussels sprouts are golden and crispy.
In a small bowl, mix together the lemon juice, minced garlic, and Parmesan cheese.
Remove the baking sheet from the oven and transfer the Brussels sprouts to a serving dish. Pour the lemon sauce over the Brussels sprouts and toss to coat.
Serve warm.
Interesting Facts
Brussels sprouts are a member of the brassica family, which also includes cabbage, broccoli, and kale.
The lemon sauce for this recipe can also be used as a salad dressing.
Roasting Brussels sprouts helps to bring out their natural sweetness.