When Alisa Weilerstein came to the WQXR Café, it was during the epic cold blast that gripped New York, sending residents scurrying indoors while impairing string instruments with wayward pitch. Yet after a thorough warm-up, the cellist launched into soulful renditions of solo works by Osvaldo Golijov and J.S. Bach and the icy temps may have receded into memory. Weilerstein, who is a 2011 recipient of the MacArthur "Genius" grant and a busy touring artist, performed what she described as "one of the most beloved pieces for cello," the Gigue from Bach's Cello Suite No. 3: Thoughts about the weather were further put aside when Weilerstein brought up her latest recording, an all-Dvorak affair that includes the Cello Concerto along with several miniatures (read more and get a free download here). She recorded the concerto last summer in Prague with the Czech Philharmonic. "There’s a kind of warmth and depth to their playing which I found very unique,” she said of the orchestra's sound.