Where can I find Baking soda in Burgfried?

Baking soda can also be found in these cities:

Abtenau Bad Reichenhall Berchtesgaden Bergheim bei Salzburg Elsbethen Faistenau Freilassing Golling an der Salzach Grödig Heuberg Kuchl Mondsee Oberwinkl Puch Pöllach Salzburg Thalgau

You can also find this in Burgfried:

Rusk Food For Diabetics Menus With Meat Filter Coffee Cheese Roll Canned Fish Fat Sauce Powder Spirits