Commonly used in Thailand, kaffir lime leaf is a kind of herb whose leaves exude a citrusy perfume, representing a refreshing, stimulating and energizing scent. Kaffir lime leaves are highly prized in Thai cuisine and used in all kinds of dishes from delicacies to desserts and snacks, adding a unique tang that is virtually impossible to substitute. Delight your senses to the true tastes of Thai with this Royal Kaffir Lime Leaf syrup.