Where can I find Cold tea in Zülpich?

Cold tea can also be found in these cities:

Bad Münstereifel Bornheim Brühl Düren Erftstadt Eschweiler Euskirchen Kreuzau Mechernich Niederzier Nörvenich Rheinbach Vettweiß Weilerswist Wesseling

You can also find this in Zülpich:

Edible Curd Grated Lemon Peel Flaxseed Bread Fruit Bar Pickled Vegetables Fresh Salt Schupfnudeln Whole Grain Rolls Mayonnaise