A bread maker including a main body forming an oven compartment; a pair of kneading drums inside the oven compartment, each kneading drum having a holding part holding opposite ends of a mixing bag filled with bread ingredients; a drum driving part rotating the kneading drums in clockwise and counterclockwise directions to knead dough contained in the mixing bag; and a controller controlling the drum driving part to separate the mixing bag from the holding part of a first one of the kneading drums and wind the mixing bag on a second one of the kneading drums after kneading the dough, and to rotate the second one of the kneading drums in a releasing direction opposite the winding direction after the mixing bag is wound on the second one of the kneading drums to unwind the mixing bag from the second one of the kneading drums.