 The Plateresque decoration is clearly seen in the asymmetric windows of the eastern facade, in which skulls, shells, crosses, and other allegorical motifs are repeated.The coffered ceiling of its refectory features carvings of longleaf pine, and has thirty-six caissons corresponding to thirty-six busts of masters, priors, and knights of the Order of Santiago.One of the most prominent is dedicated to Don Álvaro de Luna.