The fresh herb can be kept for a short time in plastic bags in the refrigerator, or for a longer period in the freezer, after being blanched quickly in boiling water. Place fresh leaves in a dry jar with a pinch of salt, and cover with olive oil. The dried herb tastes utterly different, rather like curry.
Mediterranean cuisines frequently use basil, especially combined with tomato.
There are several varieties of basil grown in many regions of Asia. Most of the Asian basils have a clove-like flavor that is generally stronger than that of the Western basils. Basils are very popular in Thai cuisine. Vietnamese and Chinese also use fresh or dried basils in soups and foods.
Culinary writers opine it means "king of herbs".