Where can I find Baking soda in Schlossrued?

Baking soda can also be found in these cities:

Aarau Bremgarten Buchs Egolzwil Erlinsbach Fahrwangen Fislisbach Gränichen Hitzkirch Huttwil Lenzburg Lostorf Lupfig Mellingen Menziken Muri Möriken-Wildegg Neuenhof Oberkirch Oftringen Olten Rain Reiden Reinach Rothrist Schöftland Schönenwerd Sempach Seon Suhr Sursee Unterentfelden Urswil Wohlen Zell Zofingen

You can also find this in Schlossrued:

Semolina Porridge Cake Vanilla Sugar Jelly Ice Cream Desserts Meat Products Lemonades Instant Coffee Pumpkin Seed Roll Canned Meat