Anandakanda 1.12.87

1.12.87

nirudhya vaktraṃ samṛdā gomayena ca lepayet /
chāyāyāṃ śoṣayetkāṣṭhaistadīyaiḥ praharaṃ pacet //

Having sealed the opening with clay, he should coat it with cow dung; / he should dry it in the shade and cook it with its own wood for one prahara.