All right, alternating drops of valerian root and salamander blood. She found the correct vials and held the valerian root in one hand and the blood in the other upright over her caldron. Very carefully, she tipped the valerian root until a drop fell into the cauldron. She repeated this action twenty times, alternating between the valerian root and the salamander blood while counting the drops out. "One valerian, one salamander, two valerian, two salamander…"