Garlic is great in any of its many forms but, like most plant parts, it is at its absolute best when roasted. Roasting garlic mellows its pungency and tempers its aggressive bite, but it also intensifies its sweetness and creates new, deeper flavors through caramelization and that lovely little Maillard reaction.…
Source: LifeHacker – You Should Roast a Whole Head of Garlic