Where can I find Three-grain bread in Mureck?

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

Bad Gleichenberg Deutsch Goritz Gnas Jagerberg Kaindorf Klöch Lang Leibnitz Ragnitz Sankt Peter am Ottersbach Straden Stuttgart Unterpurkla Wildon Wolfsberg im Schwarzautal

You can also find this in Mureck:

Cornstarch Spread Sweet Ice Cream Rice Dishes Instant Iced Coffee Poppy Seed Roll Canned Fruit Olive Oil Champagne Aperitif