Where can I find Mega burger bun in Schwendi?

Mega burger bun can also be found in these cities:

Babenhausen Biberach an der Riß Dettingen an der Iller Dietenheim Ehingen (Donau) Heimertingen Illerrieden Illertissen Laupheim Senden Steinhausen an der Rottum Ulm Vöhringen Weißenhorn Öpfingen

You can also find this in Schwendi:

Milk Cornstarch Honey Vinegar Vegetables Fresh Pastries Canned Fish Frying And Frying Fat Seasoning Sauces Gin