NYT45 - (NYT45) RIDGEFIELD, Conn. -- Nov. 25, 2004 -- CHAST-EGGS -- Cartoonist Roz Chast with an example of her latest passion, the art of pysanka, at her home in Ridgeefield, Conn., on Nov. 4, 2004. After joining the staff at The New Yorker in 1979, Chas