Bancha is steeped at approximately 70 - 80 degrees Celsius for up to 3 minutes. Infusing longer or at a higher temperature will cause the tea to taste bitter because it will extract more catechines. | Bancha is steeped at approximately 70 - 80 degrees Celsius for up to 3 minutes. Infusing longer or at a higher temperature will cause the tea to taste bitter because it will extract more catechines. |