Sack-whey

Origin

From sack("sherry") + whey.

Full definition of sack-whey

Noun

1. An alcoholic drink of sherry with whey (weak milk) and sugar.
• Fielding Tom Jones|VII|xiii"Won't you allow him sack-whey?" said the landlady.—"Ay, ay, sack-whey," cries the doctor, "if you will, provided it be very small."