Where can I find Poppy seed roll in Tavannes?

Poppy seed roll can also be found in these cities:

Biel Bienne Brugg Cernier Delémont Grenchen Ipsach Le Landeron Lyss Moutier Neuenstadt Nidau Saint-Imier Tramelan

You can also find this in Tavannes:

Edible Curd Grated Lemon Peel Flaxseed Bread Fruit Bar Pickled Vegetables Fresh Salt Schupfnudeln Whole Grain Rolls Mayonnaise