Where can I find Ketchup in Winznau?

Ketchup can also be found in these cities:

Aarau Balsthal Bubendorf Buchs Egerkingen Erlinsbach Frick Füllinsdorf Gelterkinden Gränichen Langenthal Lenzburg Liestal Lostorf Menziken Murgenthal Möriken-Wildegg Oensingen Oftringen Olten Pratteln Reiden Reinach Rothrist Schöftland Schönenwerd Seon Sissach Suhr Unterentfelden Zofingen

You can also find this in Winznau:

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