Anandakanda 2.7.89

2.7.89

kṣiptvā laghupuṭe deyaṃ rasahiṅgulavarjitaḥ /
kharapākaḥ prakartavyo vidhirgajapuṭe pacet //

placed within it, it should be subjected to a mild incineration. Devoid of mercury and cinnabar, / hard cooking should be carried out; according to the rule, one should cook it in an elephant pit furnace.