Considerable work has shown that familiarizing young children
with the taste of an unfamiliar or disliked food is an effective
means of increasing their acceptance of it (Birch, 1999); between
10 and 15 taste exposures are generally found to be required (Birch
& Marlin, 1982; Gerrish & Mennella, 2001; Wardle et al., 2003a;