Churreria Mañueta Iruña Pamplona. The churreria Mañueta exists since December 13, 1872. Five generations of the family Elizabeth-Fernández has worked on the Mañueta churrería since 1872..During San Fermin Fiesta is an old tradition to eat 'churros' in the morning before and after the 'Encierro' or running of the bulls. Mañueta opens its doors for the last two Saturdays of June, the festival of San Fermin and all Sundays in October. .Argazkia / Photo: Ander Gillenea