Where can I find Mega burger bun in Heiligkreuz?

Mega burger bun can also be found in these cities:

Absam Axams Fulpmes Götzens Innsbruck Matrei am Brenner Maurach Mieders Mittenwald Pill Rinn Schwaz Schönberg im Stubaital Stuttgart Tux Umlberg Unterweg Volders Völs Wattens Zirl

You can also find this in Heiligkreuz:

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