A freezer includes a housing having a sidewall defining a chamber, and an inlet and an outlet in communication with the chamber; a pair of baffle assemblies spaced apart and disposed in the chamber, a first one of the pair movable 90° degrees out of phase from a second one of the pair; a plate disposed in the chamber and extending between the first and second baffle assemblies for dividing a portion of the chamber into an intake zone and an outflow zone; a fan disposed in the chamber between the first and second baffle assemblies and in communication with the intake and outflow zones for providing a gas flow from the intake zone to the outflow zone; and a delivery apparatus in communication with the chamber for delivering a chilling substance to the chamber for reducing a temperature of a product. A method is also provided.