San Mu Bu Pm GBM 3 Sk 54Crunching

Exposition of the Capucapukāraka Sutta (The Sutta on Crunching Sounds)

Background

The Capucapukāraka Sutta is found in the Vinaya Piṭaka of the Pāli Canon, in the Early Buddhist tradition. It is not a doctrinal discourse on the Dharma, but a disciplinary rule concerning the daily conduct of bhikkhus in the monastery. The title “Capucapukāraka” means “those who make crunching sounds” or “clacking sounds,” referring to sounds produced when chewing food.

The Vinaya Piṭaka was compiled to regulate the ethical conduct (sīla) of the Sangha, with the aim of maintaining discipline, creating harmony in the monastic community, and protecting the honor of the Buddhadharma. These rules arose from specific events when the Buddha’s disciples behaved inappropriately, after which the Buddha witnessed the matter, taught, and established a rule to correct it.

Main Content

The Capucapukāraka Sutta regulates conduct during eating, especially the sounds made when bhikkhus chew food. The Vinaya Piṭaka emphasizes that disciples of the Buddha must preserve dignity at all times, not only while chanting or meditating, but also in ordinary actions such as eating.

Chewing food (capucapu) with clacking sounds is regarded as undignified conduct and disrespectful toward the Dharma. This reflects a core principle of the discipline: a bhikkhu must act with mindfulness (sati) and clear comprehension (sampajañña), that is, with clear awareness of each bodily movement, word, and thought.

This rule is not meant to be rigid or antiquated, but is a practice for training the mind. When eating quietly, without making loud noises, the bhikkhu trains control of the indriya (the faculties), which is an important aspect of Buddhist conduct. The discipline does not forbid eating, but guides how to eat in a way suitable to the monastic life.