Where can I find Rye roll in Halden?

Rye roll can also be found in these cities:

Abtwil SG Amriswil Appenzell Arbon Bischofszell Bronschhofen Bütschwil Constance Degersheim Flawil Friedrichshafen Goldach Gossau Herisau Immenstaad am Bodensee Kirchberg Kreuzlingen Müllheim Münchwilen Romanshorn Sirnach St. Gallen Steckborn Sulgen Teufen Tägerwilen Uzwil Weinfelden Wil Wittenbach Zuzwil

You can also find this in Halden:

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