Where can I find Three-grain bread in Vichtenstein?

Three-grain bread can also be found in these cities:

Altendorf Brunnwies Eggerding Enzenkirchen Feichten Flenkental Hofkirchen im Mühlkreis Kiesling Klaffer am Hochficht Kopfing im Innkreis Münzkirchen Passau Peilstein im Mühlviertel Sankt Aegidi Sankt Marienkirchen bei Schärding Schwechat Taufkirchen an der Pram Zanklbach

You can also find this in Vichtenstein:

Vanilla Sugar Jelly Popsicle Meat Coffee Drinks Normal Rolls Acid Preserves Vegetable Oil Prosecco Bourbon Whiskey