Where can I find Mashed potatoes in Reiden?

Mashed potatoes can also be found in these cities:

Aarau Buchs Egerkingen Egolzwil Erlinsbach Fahrwangen Gränichen Hitzkirch Huttwil Langenthal Lenzburg Lostorf Menziken Murgenthal Möriken-Wildegg Oberkirch Oftringen Olten Rain Reinach Rothrist Ruswil Schöftland Schönenwerd Sempach Seon Suhr Sursee Unterentfelden Zell Zofingen

You can also find this in Reiden:

Olive Oil Champagne Aperitif Dry Soups Wild Cold Cuts Cheese Particle Lemon Aroma Jam