An arrangement is disclosed for mixing of particulate filling material into a consumer ice mass. The arrangement includes a rotor cylinder having: a first rotor blade, a second rotor blade and a third rotor blade for the mixing-in of the consumer ice mass and the particulate filling material by rotation, wherein: the first rotor blade has a first notch configured to accommodate the second blade and the third blade, and a second notch configured to accommodate the front bearing, the second rotor blade has a first notch configured to accommodate the first rotor blade, a second notch configured to accommodate the third blade, and a third notch configured to accommodate the front bearing, and the third rotor blade has a first notch configured to accommodate the first rotor blade and the second rotor blade, and a second notch configured to accommodate the front bearing.