The art of cookery.(Colourful ideas)(Sensient Imaging Technologies developed food-grade ink jet inks )(Brief article)

Painting and decorating foods requires the use of food-grade inks that must be suitable for the surface, such as icing, onto which they're being painted (C&I 2007, 9, 17). Few inks, however, have the right properties, such as viscosity, surface tension and drying times, to make them suitable for use with both foods and ink jet printers. Some are a bit toxic to humans, while others can't be applied to edible surfaces because their water content is too high or they are too smeary or bleed. One solution is to print a decoration onto edible paper such as rice paper and then put that onto the food item. However, this involves several steps and is not suitable for all …