Where can I find Three-grain bread in Fröndenberg (Ruhr)?

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

Arnsberg Bergkamen Bönen Dortmund Hagen Hamm Holzwickede Iserlohn Kamen Lünen Menden (Sauerland) Schwerte Sundern (Sauerland) Unna

You can also find this in Fröndenberg (Ruhr):

Baking Mixtures Diet Products Mustard Clinical Thermometer Toothbrushes For Children Manicure Skin Care Products Tampons Calcium Cough Medicine