In the wonderful Born district you can visit the classic Cava bars serving tapas! Lovely brasseries and good sushi can be found in Gracia.
In Raval there are many Pakistani restaurants. Many serve falafels of European top Class! Here you can find restaurants with good and affordable food for vegetarians.
Near Arc de Triomf and Autobus Estacion Nord is a miniature China town with really good Chinese food! Genuine food where the majority of guests come from Asia. Another tip is Chinese Hot Pot at Plaza de Tetuán.
In the Barceloneta district with its famous beach you will find restaurants serving food from the sea.