borscht circuit

noun
1.
(sometimes initial capital letters) the hotels of the predominantly Jewish resort area in the Catskill Mountains, many of them offering nightclub or cabaret entertainment.
Also called borscht belt.
Origin
1935-40; so called, facetiously, from the quantities of borscht consumed there
Slang definitions & phrases for borscht circuit

borscht circuit

noun phrase

The resort hotels of the Cats-kills borscht belt, regarded as a circuit for entertainers, lecturers, etc (1930s+)