Adhyaya 89: शौचाचारलक्षणम् — सदाचार, भैक्ष्यचर्या, प्रायश्चित्त, द्रव्यशुद्धि, आशौच-निर्णय
भैक्ष्यं यवागूस्तक्रं वा पयो यावकमेव च फलमूलादि पक्वं वा कणपिण्याकसक्तवः
bhaikṣyaṃ yavāgūstakraṃ vā payo yāvakameva ca phalamūlādi pakvaṃ vā kaṇapiṇyākasaktavaḥ
Para quien observa la disciplina śaiva, se permiten estos alimentos: comida obtenida por limosna, yavāgū (gachas de arroz), takra (suero de mantequilla), leche y yāvaka (preparación de cebada); también frutas y raíces cocidas, y granos como kaṇa, piṇyāka (torta de aceite) y saktu (harina de cebada tostada).
Suta Goswami (narrating Śaiva-vrata rules to the sages of Naimiṣāraṇya)
It defines purified, restraint-based food options for a Śaiva vow, supporting bodily and mental śuddhi so the worshipper approaches the Liṅga with disciplined senses and a sattvic mind.
By prescribing simplicity and non-indulgence, it implies Śiva as Pati is realized through inner purification—reducing pasha (bondage) born of craving in the pashu (individual soul).
Āhāra-niyama (dietary restraint) as part of Śaiva-vrata/Pāśupata-style discipline—using simple foods (alms, milk products, barley, fruits, roots) to steady the mind for mantra and Liṅga-pūjā.