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braata

British  
/ ˈbrɑːtəs, ˈbrɑːtə /

noun

  1. Also called: broughta.   broughtas.  a small portion added to a purchase of food by a market vendor, to encourage the customer to return

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of braata

perhaps from Spanish barata a bargain