How do you think the printed cookies showed by image ?  They are printed cookies , printed by food printer using edible ink on the white surface of these cookies.

For food printer, we have A1, A2 , A3+ size, which is with 1 or 2 print heads for different printing speed and printing size, it is ink-jet for printing directly.

Edible ink color, it is colored C (cyan).  M (Magenta). Y (yellow). K ( black).  LC (light cyan).  LM ( light magenta). Printed cookies are edible.