Where can I find Poppy seed roll in Vallon?

Poppy seed roll can also be found in these cities:

Avenches Belfaux Belmont-Broye Boudry Cernier Cortaillod Courtepin Düdingen Estavayer Fribourg Gorgier Granges-Paccot Kerzers Le Landeron Le Locle Marly Milvignes Murten Neuchâtel Neuenstadt Neyruz Payerne Peseux NE Villars-sur-Glâne

You can also find this in Vallon:

Licorice Tri-Grain Toast Sugar Baked Goods Yeast Fresh Pumpernickel Breakfast Cereals Olives Drinks Dry Herbs