Where can I find Tri-grain toast in Rehmen?

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

Alberschwende Andelsbuch Au Bizau Bludenz Bregenz Damüls Dessau-Roßlau Doren Dornbirn Egg Hittisau Innerbraz Kennelbach Krumbach Lech Mellau Nüziders Riezlern Schnepfau Schröcken Schwarzach Schwarzenberg Thüringen Warth Wolfurt

You can also find this in Rehmen:

Cornstarch Spread Sweet Ice Cream Rice Dishes Instant Iced Coffee Pretzel Cookies Canned Vegetables Margarine Sparkling Wine Alcoholic Mixed Drinks