Where can I find Mega burger bun in Tavannes?

Mega burger bun 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:

Fish Croissants Flour Wheat Breads Diet Products Ready Meals Energy Drinks Espresso Beans Food Flips