In cooking soft custard, the stirring must be continued throughout in the direction in which it was begun; otherwise the custard will turn to whey.
Eastern Massachusetts.

In cooking soft custard, the stirring must be continued throughout in the direction in which it was begun; otherwise the custard will turn to whey.
Source: Current Superstitions (1896), entry 1145.
Fanny D. Bergen, editor.
Modern normalized navigation; the historical attribution above remains unchanged.