Guru Yoga TsokGuru Yoga Tsok with Geshe Namgyal. The Tsok offering puja is a traditional Tibetan Buddhist ceremony involving offerings of flowers, food, and drink to the Buddhas, the Bodhisattvas, and our spiritual Gurus in conjunction with prayers, chanting, and meditation. During the ceremony, we accumulate merit, purify negativity, and give and receive blessings.