Share The first thing Nikki said you need to know about with choking is the 'squish test', which basically determines whether a finger food you're about to give your child is safe (pictured) 1. The 'squish test' The first thing Nikki said you need to know about with choking is the 'squish test', which basically determines whether a finger food you're about to give your child is safe. To try the squish test for yourself, Nikki recommends you simply 'pinch the food between your pointer fingers and thumb'. 'This mimics the pressure of a toothless little one's gums,' Nikki said on the Tiny Hearts website.