A cake batter separator has first dividing wall 40 having a front surface 40A, a back surface 40B, a top edge 40C, a bottom edge 40D, a proximal side edge 40E, and a distal side edge 40G. The top portion of proximal side edge 40E of first dividing wall 40 has a hook shaped protrusion 40F extending outward away from the distal side edge 40G. A second dividing wall 50 has a front surface 50A, a back surface 50B, a top edge 50C, a bottom edge 50D, a proximal side edge 50F, a distal side edge 50G, and an upwardly facing channel 50H attached to front surface 50A. The top portion of distal side edge 50G of second dividing wall 50 has a hook shaped protrusion 50E extending outward away from the proximal side edge 50F.