01 - Set the oven to 400°F and allow it to reach temperature.
02 - Remove loose outer layers of garlic, keeping cloves intact; slice about 1/4 inch off the top to expose cloves.
03 - Place garlic cut side up on aluminum foil; drizzle with olive oil, sprinkle with sea salt and optional black pepper.
04 - Wrap garlic tightly in foil, place on baking sheet, and roast for 35 to 40 minutes until cloves are soft and caramelized.
05 - Allow garlic to cool slightly, then squeeze roasted cloves from skins; use as a spread or flavor enhancer.