Where can I find Tri-grain toast in Herznach?

Tri-grain toast can also be found in these cities:

Aarau Bad Säckingen Bad Zurzach Baden Brugg Buchs Döttingen Egerkingen Erlinsbach Fislisbach Frick Gebenstorf Gelterkinden Gränichen Görwihl Lenzburg Lostorf Lupfig Mellingen Möhlin Möriken-Wildegg Nussbaumen Oftringen Olten Rheinfelden Rheinfelden (Baden) Rothrist Schopfheim Schöftland Schönenwerd Seon Sissach Stein Suhr Unterentfelden Waldshut-Tiengen Wehr Windisch Wohlen

You can also find this in Herznach:

Baked Goods Yeast Fresh Pumpernickel Breakfast Cereals Olives Drinks Dry Herbs Spaetzle Snacks Horseradish