Where can I find Cornstarch in Ruppertshofen?

Cornstarch can also be found in these cities:

Aalen Alfdorf Durlangen Fichtenberg Gaildorf Gschwend Göppingen Heubach Murrhardt Mögglingen Obersontheim Schwäbisch Gmünd Uhingen Welzheim

You can also find this in Ruppertshofen:

Milk Baking Ingredients Beer Jam Vinegar Beef Spices Cocoa Normal Rolls Acid Preserves