A system and method of flavoring food, for example, snack food, is provided. The method comprises monitoring control lines and an associated data stream for a programmable pattern, wherein the pattern is one or more of a condition, state or event. Additionally, the mesh on the insert preferably helps reduce hyperextension of the front of the insert and the article of footwear. A ground-fault sensor monitors the sum of current flowing through the line conductors and a neutral conductor, and the output of the ground-fault sensor is provided to one or both of the controllers.