After brief look I can tell you that there is nothing wrong with the recipe. if you visit the El Pais opinion page you will see that the most recent article is from May 13. We are in september now and recipe is tailored to download articles not older than 2 days. You can modify the recipe yourself if you wish and put something like this:
But I fail to see the point of downloading articles that are 4 months old. i would say that El Pais is forcing their users to go to digital subscription with kiosk and hence some part have old content.