Like any other food dye, natural food coloring comes in two forms ... For instance, an acid will make purple cabbage liquid veer toward a red hue; a base, blue. Likewise, acid will make turmeric ...

Food coloring allows us to bring ... and the same is true when using natural food colorings. For instance, an acid will make purple cabbage liquid veer toward a red hue; a base, blue.

The natural deep purple-red hue of red cabbage ... purple cake topped with beautiful frosting. It is made with purple food ...