Where can I find Mustard in Heiligenroth?

Mustard can also be found in these cities:

Aarbergen Altendiez Bad Ems Beselich Dierdorf Diez Hadamar Hundsdorf Limburg an der Lahn Montabaur Mudershausen Nassau Röthenbach Wallmerod (Westerwald) Winden (Rhein-Lahn-Kreis) Wirges

You can also find this in Heiligenroth:

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