Where can I find Lamb's lettuce in Langerwehe?

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

Aachen Aken Alsdorf Baesweiler Bergheim Eschweiler Geilenkirchen Kerpen Kreuzau Niederzier Nörvenich Stolberg Vettweiß Zülpich

You can also find this in Langerwehe:

Desserts Dessert Baking Mixes Cake Glaze Peanut Butter Ice Cream Rice Dishes Vegetable Juices Instant Iced Coffee Cheese Roll Canned Fish