Blender

The present invention relates to a blender comprising: a jar in which a blade module for grinding food is disposed; an outer case formed from a metal material and having an open bottom surface; an inner case formed from a plastic material, inserted through the open bottom surface of the outer case, and accommodated inside the outer case; a motor assembly mounted on the inner space of the inner case and for rotating the blade module; a mounting part protruding so as to pass through from the top surface of the inner case to the top surface of the outer case and having the jar mounted thereon; and a bottom cover covering the open bottom surface of the outer case.