Anandakanda 2.7.43

2.7.43

godhūmasarṣapaṃ tāpyaṃ chāgakṣīreṇa mardayet /
evaṃ vyastaṃ samastaṃ vā yāmamātreṇa marditam //

wheat, mustard, and chalcopyrite: one should grind [them] with goat's milk. / Ground thus, whether separately or all together, for only a single watch,