Where can I find Baking soda in Doppleschwand?

Baking soda can also be found in these cities:

Egolzwil Emmen Horw Huttwil Kriens Langnau im Emmental Lucerne Malters Oberkirch Rain Ruswil Sarnen Sempach Sursee Urswil Wolhusen Zell

You can also find this in Doppleschwand:

Aperitif Dry Soups Wild Cold Cuts Cheese Particle Lemon Aroma Jam Ice Cream To Portion Poultry