Where can I find Poppy seed roll in Büchslen?

Poppy seed roll can also be found in these cities:

Avenches Belfaux Belmont-Broye Bern Bremgarten bei Bern Brugg Courtepin Düdingen Fribourg Granges-Paccot Hinterkappelen Ipsach Kerzers Köniz Le Landeron Lyss Marly Murten Neuchâtel Neuenstadt Payerne Schwarzenburg Villars-sur-Glâne Wünnewil-Flamatt

You can also find this in Büchslen:

Milk Baking Ingredients Beer Jam Vinegar Beef Spices Cocoa Normal Rolls Acid Preserves