Where can I find Acid preserves in Schenkon?

Acid preserves can also be found in these cities:

Berikon Bremgarten Buchrain Ebikon Egolzwil Emmen Fahrwangen Gränichen Hitzkirch Horw Kriens Lucerne Malters Menziken Muri Oberkirch Oftringen Olten Rain Reiden Reinach Rothrist Ruswil Schöftland Sempach Seon Sursee Unterentfelden Urswil Wohlen Wolhusen Zell Zofingen

You can also find this in Schenkon:

Milk Baking Ingredients Beer Jam Vinegar Beef Spices Cocoa Normal Rolls