Source : Webster's Revised Unabridged Dictionary (1913)

Sowens \Sow"ens\ (? or ?), n. pl. [Scottish; cf. AS. se['a]w
   juice, glue, paste.]
   A nutritious article of food, much used in Scotland, made
   from the husk of the oat by a process not unlike that by
   which common starch is made; -- called {flummery} in England.
   [Written also {sowans}, and {sowins}.]