Though guests are permitted to tote baby food in glass jars, consider the type that is packaged in plastic tubs instead. (disneybaby.com)
We use large plastic tub storage containers with lids as shelters for feral cats. (orgs.unt.edu)
For my boys friends that come to the party, I make a batch of dry cookie mix and put it in little plastic tubs that are decorated in the theme of the party. (parenthacks.com)