Casual Café-Style Dining in Donostia-San Sebastián
Avenida XXI is a casual café-restaurant offering simple, well-prepared dishes such as burgers, sandwiches, and light lunches. Recently renovated, it provides comfortable seating, including an air-conditioned street-side room. Service is noted for its warm, attentive approach, with multilingual staff who are helpful to visitors. The atmosphere suits relaxed meals, coffee breaks, or an unhurried dessert.