A 4-1 home win over Real Sociedad sealed a 5-2 aggregate success, with Bruno Fernandes notching a hat-trick and Diogo Dalot also on the scoresheet late on.
Noussair Mazraoui, Joshua Zirkzee and Rasmus Hojlund were among those to impress and catch the eye of the boss, who was confident his charges would get the job done, regardless of the fact the visitors were reduced to 10 men when Jon Aramburu was sent off.
See what Ruben had to say in his interviews with the official broadcasters...
IT WAS A GOOD WEEK
"The performance was really good.