PURPOSE: Rice cake soup using elm powder obtained by mixing powder of elm(Ulmus davidiana Planch. var. japonica Nakai), rice flour and salt, extruding the mixture into rice cake form and then boiling the rice cake with water is provided. It is effective for treatment of peptic ulcer diseases, duodenal ulcers, gastric ulcers, edema and reducing insomnia when taken for long periods of time. CONSTITUTION: Leaves of an elm tree are roasted for 10 to 20min, cooled, roasted for 2hr and then ground. Thereafter, 30% by weight of the elm leaf powder is mixed with 68% by weight of rice flour and 2% by weight of salt, steamed in an earthenware steamer, extruded into rice cake form and then boiled with water.