Where can I find Mustard in Ressen?

Mustard can also be found in these cities:

Arnhem Bedburg-Hau Dieren Doornenburg Giesbeek Heelsum Kleve Leuth Milsbeek Molenhoek Nijmegen Ooij Wageningen Zevenaar

You can also find this in Ressen:

Cornflakes Horseradish Fruit Jelly Asparagus Breakfast Cereals Remoulade Chewing Gum Celery Granola Bar Muesli