Over time, the monasteries of Mount Athos became owners of great estates in the Balkan Peninsula. These metochia contributed significantly to the monasteries’ resilience. Vatopedi acquired the Souflar çiftlik in 1907 in order to pursue its goals of self-sufficiency and sustainability. The article reveals important details about the operation of Souflar Metochi and its impact on the local and the monastic economy. The detailed procedures followed by the monks appointed to manage it are a valuable source of information concerning the agricultural methods employed, the weights and measures used and the forms of labour relations of the local population.