Flummery

·noun A light kind of food, formerly made of flour or meal; a sort of pap.

II. Flummery ·noun Something insipid, or not worth having; empty compliment; trash; unsubstantial talk of writing.

flummery
Oatmeal and water boiled to a jelly; also compliments, neither of which are over-nourishing. ...

Dictionary of The Vulgar Tongue by Francis Grose
flummery
(Welsh, llymru.) A kind of food made by coagulation of wheat-flour or oat-meal; and hence, flattery....

Dictionary of American Words And Phrases by John Russell Bartlett.
flummery
A dish made of oatmeal, or oats soured, &c. ...

The Sailor's Word-Book