Great question — answering as the UphillTech team:
The "baby food" exception you're referring to is an exception to the standard TSA "3-1-1" liquids rule , which covers not just liquids but also "gels" which would normally include liquid/gelatinous food like much baby food is. The baby foods exception allows you to bring these items through security, even though they would normally not be allowed under the 3-1-1 rules. ie, these exceptions apply specifically for things that would otherwise not be allowed under the "liquid" rules. The item you are asking about does not appear to be something that would not be allowed under the 3-1-1 rules. It is not a "liquid", and does not appear to be something that would be considered a "gel". In general,...
Full answer by Doc: https://travel.stackexchange.com/a/173142 (CC BY-SA 4.0).
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