Where can I find Mega burger bun in Innerbraz?

Mega burger bun can also be found in these cities:

Au Bludenz Brand bei Bludenz Dalaas Damüls Gargellen Gaschurn Laterns Lech Nenzing Neufeld an der Leitha Nüziders Sankt Gallenkirch Schlins Schnifis Schruns Schröcken Silbertal Sulz Thüringen Tschagguns Vandans Weiler Übersaxen

You can also find this in Innerbraz:

Baked Goods Pumpernickel Breakfast Cereals Pies Cola Food Flips Food Supplements Delicatessen Sauces Raisin Slices