Where can I find Mega burger bun in Doppleschwand?

Mega burger bun can also be found in these cities:

Egolzwil Emmen Horw Huttwil Kriens Langnau im Emmental Lucerne Malters Oberkirch Rain Ruswil Sarnen Sempach Sursee Urswil Wolhusen Zell

You can also find this in Doppleschwand:

Sandwich Bread Hot Dog Bun Rum Lollies Whole Wheat Toast Candy Baguette Yeast Dry Rye Breads Granola Bar