Food preparation appliance comprising: - a housing, - a container mounted in a removable manner on the housing and arranged to receive food to be prepared, - at least one movable work member arranged in the container and arranged to work the food received in the container, - a motor arranged in the housing and arranged to set the movable work member in motion, - a removable cover mounted in a removable manner in a closed position in such a way as to provide the container with a closed state wherein the container is closed by the cover, wherein the food preparation appliance comprises means for securing the locking of the cover, said means for securing the locking comprising: • a first locking member movable in a first displacement direction, between a non-fixed position of the cover, wherein a movement of opening of the cover from the closed position is authorized, and a fixed position of the cover, wherein the first locking member impairs the opening movement of the cover from the closed position, • a gear motor (51; 151) arranged to move the first locking member in a first displacement direction between the non-fixed position of the cover and the fixed position of the cover, characterized: - in that the means for securing the locking comprise a second locking member movable in a second displacement direction, between a non-fixed position of the container, wherein a dismounting of the container mounted on the housing is authorized, and a fixed position of the container, wherein the second locking member impairs the dismounting of the container mounted on the housing, - and in that the gear motor (51; 151) is arranged to move the second locking member in a second displacement direction between the non-fixed position of the container and the fixed position of the container. - a housing, - a container mounted in a removable manner on the housing and arranged to receive food to be prepared, - at least one movable work member arranged in the container and arranged to work the food received in the container, - a motor arranged in the housing and arranged to set the movable work member in motion, - a removable cover mounted in a removable manner in a closed position in such a way as to provide the container with a closed state wherein the container is closed by the cover, wherein the food preparation appliance comprises means for securing the locking of the cover, said means for securing the locking comprising: • a first locking member movable in a first displacement direction, between a non-fixed position of the cover, wherein a movement of opening of the cover from the closed position is authorized, and a fixed position of the cover, wherein the first locking member impairs the opening movement of the cover from the closed position, • a gear motor (51; 151) arranged to move the first locking member in a first displacement direction between the non-fixed position of the cover and the fixed position of the cover, • a first locking member movable in a first displacement direction, between a non-fixed position of the cover, wherein a movement of opening of the cover from the closed position is authorized, and a fixed position of the cover, wherein the first locking member impairs the opening movement of the cover from the closed position, • a gear motor (51; 151) arranged to move the first locking member in a first displacement direction between the non-fixed position of the cover and the fixed position of the cover, - in that the means for securing the locking comprise a second locking member movable in a second displacement direction, between a non-fixed position of the container, wherein a dismounting of the container mounted on the housing is authorized, and a fixed position of the container, wherein the second locking member impairs the dismounting of the container mounted on the housing, - and in that the gear motor (51; 151) is arranged to move the second locking member in a second displacement direction between the non-fixed position of the container and the fixed position of the container.