For the remainder of the decade, she worked extensively in the recording studio and on the concert stage. She was a featured guest artist on the May 1994 album "Tenderness", singing a duet, "My Favorite Things", with Grammy-winning jazz vocalist Al Jarreau. In 1995 she presented a program of opera arias and popular songs at Lincoln Center with baritone Thomas Hampson, conductor John Nelson, and the Orchestra of St. Luke's. She also released two albums in 1995: "So Many Stars", a collection of folk songs, lullabies, and spirituals (with accompanying live concert performances) with Christian McBride and Grover Washington Jr. (with whom she had performed in Carnegie Hall the previous year; and "Angels' Glory," a Christmas album with guitarist Christopher Parkening, a frequent collaborator. In 1997 came the release of the albums "Mozart Opera Arias" and "Grace", a collection of sacred songs. In October 1998, she joined jazz pianist Herbie Hancock on his album "Gershwin's World" in an arrangement of Gershwin's Prelude in C minor. December 1999 saw the release of "Fantasia 2000" where she is the featured soprano in Elgar's "Pomp and Circumstance" performed by the Chicago Symphony Orchestra and Chicago Symphony Chorus and conducted by long-time collaborator James Levine. In solo recitals she performed in cities including Los Angeles, New York, Cincinnati, and Chicago in programs that featured art songs from a variety of eras and regions, opera arias, and spirituals.