Where can I find Poppy seed roll in Lahnstein?

Poppy seed roll can also be found in these cities:

Andernach Boppard Hundsdorf Kobern-Gondorf Koblenz Montabaur Mülheim-Kärlich Münstermaifeld Nassau Neuwied Plaidt Waldesch Weißenthurm Winden (Rhein-Lahn-Kreis)

You can also find this in Lahnstein:

Rice Pudding Baking Powder Spelt Bread Nut Nougat Cream Balsamic Vinegar Pork Spice Blends Potato Products Rye Roll Canned Tomatoes