Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
făsēlārĭa, ium, v. phaselaria.
phăsēlārĭa (făsēl- and făcēl-), ium, n. [faselus], a dish of pickled French beans, Lampr. Elag. 20, 7.