Where can I find Butter in Mäder?

Butter can also be found in these cities:

Altstätten Appenzell Arbon Au Diepoldsau Goldach Heiden Oberriet Rheineck Rorschach Sankt Margrethen St. Gallen Teufen Thal Widnau Wittenbach

You can also find this in Mäder:

Fish Croissants Flour Wheat Breads Diet Products Ready Meals Energy Drinks Espresso Beans Food Flips