Pot of Hospitality
(The). The pot au feu which in Ireland used to be shared with anyone who dropped in at mealtimes, or required refreshment.
“And the `pot of hospitality' was set to boil upon the fire, and there was much mirth and heartiness and entertainment.” —Nineteenth Century, Oct., 1891, p. 643.
Source: Dictionary of Phrase and Fable, E. Cobham Brewer, 1894