Where can I find Sauce powder in Plaidt?

Sauce powder can also be found in these cities:

Andernach Boppard Dierdorf Dortmund Kobern-Gondorf Koblenz Lahnstein Linz am Rhein Mülheim-Kärlich Münstermaifeld Neuwied Nickenich Oberdürenbach Oberhonnefeld-Gierend Urbach Waldbreitbach Waldesch Weißenthurm

You can also find this in Plaidt:

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