Where can I find Mega burger bun in Mäder?

Mega burger bun can also be found in these cities:

Alberschwende Altach Altstätten Appenzell Arbon Au Bregenz Diepoldsau Doren Dornbirn Feldkirch Fußach Goldach Göfis Götzis Hard Heiden Hohenems Kennelbach Koblach Langen bei Bregenz Laterns Lauterach Lustenau Mellau Nenzing Oberriet Rheineck Rorschach Sankt Margrethen Schlins Schnifis Schwarzach Schwarzenberg St. Gallen Sulz Teufen Thal Thüringen Weiler Widnau Wittenbach Wolfurt Übersaxen

You can also find this in Mäder:

Edible Curd Flaxseed Bread Fruit Bar Pickled Vegetables Fresh Schupfnudeln Whole Grain Rolls Mayonnaise Rice Pastries