In comparison to lemongrass, it's more lemony and less earthy. Use it sparingly, as it is potent and can overwhelm the dish if used in excess. Fresh Lemon balm, with its mild lemon scent and ...
you can add a few sprigs of rosemary to (and immediately remove it from) the syrup at the same time as the cinnamon and cardamom. Sliced lemongrass, lemon balm or verbena are lovely alternatives.