Shatapatha Brahmana 6.6.1.11

6.6.1.11

ghṛta eṣa bhavati | ghṛtabhājanā hyādityāḥ svenaivainānetadbhāgena svena rasena prīṇātyupāṃśvetāni havīṃṣi bhavanti reto vā atra yajña upāṃśu vai retaḥ sicyate

That (pap) is (prepared) on ghee, for the Âdityas are consumers of ghee: he thus gratifies them, each by his own share, by his own liquor. These offerings are (made) silently, for here in the sacrifice there is seed, and silently seed is infused.