Where can I find Ketchup in Altstätten?

Ketchup can also be found in these cities:

Abtwil SG Amriswil Appenzell Arbon Au Diepoldsau Goldach Heiden Herisau Oberriet Rheineck Rorschach Sankt Margrethen St. Gallen Teufen Thal Widnau Wittenbach

You can also find this in Altstätten:

Edible Curd Grated Lemon Peel Flaxseed Bread Fruit Bar Pickled Vegetables Fresh Salt Schupfnudeln Whole Grain Rolls Mayonnaise