Martin Widerker is a composer of Jewish melodies, following in the style and tradition of the Bobover, Satmar, Wishnitzer and Kretschmer Chassidim, which have influenced him since his childhood. In 2013, Martin composed and produced the album Shabbat HaMalka (The Queen of Shabbat) which features ten of his melodies. The album was created in collaboration with pianist and music manager, Menachem Bristowski, Cantor Yaakov Rosenfeld and the Kehal Chasidim Choir.