The main Chapel was increased during the management of Abbot Gerak Fr. José de S.Domingos (1752-55). The current church, built at the place of the old Romanesque church, was erected between 1628 and 1661, still following the mannerist conception. It features Latin cross plant, large nave with heavy dome of stonework, three side chapels on each side and two altars in the transept. But if in the first moment the decorative program followed the mannerist grammar, still visible in the altarpiece of the Chapel of Santa Gertrudes, shortly and little the baroque language, in its different proposals, the rococo and even the neoclassic will settle occupying chapels, altables, organ, pulpits, sanets, frames, doors and windows, grills, banks and shelves granting privileged field of expression at the golden carving but not forgetting and, on the contrary, articulating it magnificently with the sculpture, where the remarkable work Frei Cipriano da Cruz, furniture, goldsmith and textiles.

The filling composed mainly by a rickety decoration of golden carving, drawn and sambled by Manuel Alvares, André Soares and Frei José de Santo António Vilaça.