Where can I find Sauce powder in Gunzgen?

Sauce powder can also be found in these cities:

Aarau Aesch Balsthal Bubendorf Buchs Derendingen Dornach Egerkingen Egolzwil Erlinsbach Gelterkinden Gränichen Herzogenbuchsee Langenthal Liestal Lostorf Murgenthal Oensingen Oftringen Olten Reiden Rothrist Schöftland Schönenwerd Sissach Suhr Sursee Unterentfelden Zell Zofingen

You can also find this in Gunzgen:

Everything From Milk Baking Mixtures Cream Stiffener Spreads Savory Food For Diabetics Menus With Meat Fruit Spritzers Filter Coffee Baguette Roll Salt Sticks