Megan Boitano October 26, 2018 child feeding, picky eating What is Food Chaining? Individualized Help for Picky Eaters Megan Boitano October 26, 2018 child feeding, picky eating Food chaining is an individualized approach that can help expand your picky eater’s diet. By creating a custom road map and using a systematic approach, it is a highly effective way to address food selectivity.