Casa Fernandez (budget late-night) ★ 4.0
Casa Fernandez in Barcelona's Sant Antoni runs an open-late kitchen with main courses under 14 euros: steak frites, fried squid, every day until 01:00.
Try: Open-late Catalan kitchen
Tip: Open every day until 01:00. The fried squid is the late-night order; cash and card.