To provide a method for easily printing a mark on food such as bread or Japanese confection.

A raw material wafer 10 is previously formed by entering a desired pattern 2 into wafer paper 1 in an arbitrary color by using cooking pigment and the raw material wafer 10 is slightly dipped in water and stuck on dough 4 before the food such as bread or Japanese confection is baked, and they are baked together to print the pattern and characters on finished food, and the wafer paper itself is put together with the raw material of the food.