A beverage maker includes a water supply module configured to supply water used by the beverage maker, an ingredient supplier that is connected to the water supply module through a first main channel and that includes a plurality of ingredient holders, a fermentation module connected to the ingredient supplier through a second main channel and configured to receive ingredients from the ingredient supplier and water from the water supply module, a beverage dispenser connected to the second main channel, and a sub channel configured to connect the water supply module to the beverage dispenser.