Improving organolepteic properties of an aromatic herb, comprises dehydrating the aromatic herb, and spraying an edible oil and/or a flavoring agent to a surface of the aromatic herb. The aromatic herb, which is coated with a layer composed of 0.1-10 (0.5-3) vol.% of edible oil and 0.01-10 (0.0125-3) vol.% of flavoring agent; and #a composition comprising the aromatic herb.