Preheat the oven to 400°F
Cut the top off a garlic bulb to expose the cloves
Place the garlic bulb on a piece of foil
Drizzle the exposed cloves with olive oil
Wrap the garlic tightly in the foil
Place the wrapped garlic on a baking sheet
Roast for 35 to 45 minutes
Remove from the oven when the cloves are soft and golden
Let it cool slightly
Squeeze the roasted garlic cloves out of the skin