Why only one side of the blade of the knife some sawtooth, on the other side is smooth??
Western food knife has a jagged side is used to cut the steak, pork chops, such as difficult to cut food; Smooth side is used to cut bread and other foods easy to cut.
The other side of the sawtooth convenient ah to cut the meat.
Used to cut meat, western-style food inside should have mentioned three layer medium, such as this thing will be needed.