Where can I find Cornstarch in Gaisberg?

Cornstarch can also be found in these cities:

Alkoven Burgfried Elsbethen Eugendorf Faistenau Frankenmarkt Henndorf am Wallersee Heuberg Mattsee Mondsee Neumarkt am Wallersee Oberwang Oberwinkl Puch Pöllach Salzburg Sankt Georgen im Attergau Schneegattern Strobl Thalgau Unterach am Attersee Weyregg am Attersee Zell am Moos

You can also find this in Gaisberg:

Vanilla Sugar Jelly Popsicle Meat Coffee Drinks Rye Roll Canned Tomatoes Sunflower Oil Mustard Brandy