Mor Yaunan Kasheesho, popularly known as Anchal Achan, is a saintly monk priest of Malankara Church who lived in the first half of 19th centuary. He is a man of prayer and many have received blessings from God through the saint's prayer.
Anchal St.George Orthodox Syrian Maha Idavaka is one of the prominant churches in south Kerala. It gets its fame from the spiritual presence of St.George and St. Anchal Achan. Recongnizing the importance of this spiritual place, H.H The Catholicos of East Mor Thoma Baselius Didymus I declared the parish as a Maha Idavaka [Great Parish] and a Georgian Pilgrim Centre.