Where can I find Lamb's lettuce in Inden?

Lamb's lettuce can also be found in these cities:

Aachen Aken Alsdorf Baesweiler Bedburg Bergheim Eschweiler Geilenkirchen Kreuzau Langerwehe Niederzier Nörvenich Stolberg Vettweiß Übach-Palenberg

You can also find this in Inden:

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