Where can I find Three-grain bread in Herschbach(Oberwesterwald)?

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

Altendiez Bad Ems Bad Marienberg (Westerwald) Beselich Diez Driedorf Hadamar Hundsdorf Höhn Limburg an der Lahn Montabaur Mudershausen Nassau Röthenbach Wallmerod (Westerwald) Wirges

You can also find this in Herschbach(Oberwesterwald):

Everything From Milk Baking Mixtures Cream Stiffener Spreads Savory Food For Diabetics Menus With Meat Fruit Spritzers Filter Coffee Baguette Roll Salt Sticks