These contain solos, duets, song accompaniments, and chamber music. Sambar and coconut chutneys are the standard accompaniments for medu vadas. Common accompaniments to Madras curry include raita and fresh coriander. Like other hamburgers, they may be prepared with various accompaniments and toppings. The group sometimes expands to include other musicians and orchestral accompaniments. Orchestral versions of the accompaniments have been produced. RCA has issued three CDs of Caruso recordings with over-dubbed modern, orchestral accompaniments, digitally recorded. Felix Mendelssohn and Robert Schumann each wrote piano accompaniments for the work. His 1940s accompaniments for Artur Schnabel in the piano concertos have been admired. Tofu products, specifically fried tofu, are widely used as cooking ingredients and as side accompaniments. Fries and Belgian beer sometimes are accompaniments. They were made with piano accompaniments for HMV/EMI's forerunner, the Gramophone & Typewriter Limited. David, as editor, also issued an edition of "Caprices" with piano accompaniments by Robert Schumann. These shops often sell popular bagel accompaniments such as cream cheese spreads and smoked salmon. Traditionally most of these accompaniments are spicy in nature.