like duck soup

like duck soup

Extremely easy, simple, or intuitive; requiring very little skill or effort. A: "Are you nervous about the test tomorrow?" B: "Nah, it'll be like duck soup."
See also: duck, like, soup
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

duck soup, like

Extremely simple, easily accomplished. This American colloquialism dates from about 1910, and its origin is no longer known. It gained currency after it became the title of one of the Marx Brothers’ zaniest motion pictures (1933).
See also: duck, like
The Dictionary of Clichés by Christine Ammer Copyright © 2013 by Christine Ammer
References in periodicals archive ?
YOUNGSTERS under the spell of Harry Potter should instead watch classics like Duck Soup to "understand the power of cinema".