A multi-compartment (28, 30) sealed, container (12) for maintaining separation between two constituents, typically one dry (45) and one wet (44), until mixing of the constituents is desired.

The 3D food printer has three variables: a dry component (any powdered food), a wet one (oils and water) and temperature.

At least one dry element (14) is arranged a t the place where the bullet catcher (2) is to be produced and is dampened.

In this way, text written on the label cannot be erased as a result of physical contact with any element which is dry or which contains a minimum moisture content.