Xató is a traditional Catalan salad that is popular in Tarragona. It is made with a variety of ingredients, including endive, salted cod, anchovies, olives, and romesco sauce. The combination of flavors and textures in xató creates a delicious and satisfying dish. It is often served as a starter or as part of a larger meal. Xató is a must-try for those looking to experience the authentic flavors of Tarragona.