The Compendium of Caraka 6.5.150

6.5.150

sarpireraṇḍajaṃ tailaṃ kṣīraṃ caikatra sādhayet/
sa siddho miśrakasnehaḥ sakṣaudraḥ kaphagulmanut//

one should cook ghee, castor oil, and milk together [with it].
That prepared Miśraka unctuous substance, with honey, removes a kapha lump.