Dutch courage required as Boro drawn alongside Alkmaar
The Teessiders are also up against Ukrainian side Dnipro, who thrashed Hibernian 5-1 on aggregate in the first round, Swiss outfit Grasshopper and Litex Lovech of Bulgaria.
Bolton could have a trip to southern Spain to look forward to having been drawn alongside Sevilla in Group H. Also in Bolton’s group are Turkish club Besiktas, Zenit St Petersburg of Russia and Portugal’s Vitoria Guimaraes.