Where can I find Aperitif in Klaus?

Aperitif can also be found in these cities:

Alberschwende Altach Altstätten Andelsbuch Appenzell Au Bludenz Buchs Damüls Diepoldsau Dornbirn Egg Feldkirch Fußach Goldach Göfis Götzis Hard Heiden Hohenems Kennelbach Koblach Laterns Lauterach Lustenau Mellau Mäder Nenzing Nüziders Oberriet Rheineck Rorschach Sankt Margrethen Schlins Schnifis Schwarzach Schwarzenberg St. Gallen Sulz Teufen Thal Thüringen Weiler Widnau Wittenbach Wolfurt Übersaxen

You can also find this in Klaus:

Baking Soda Rusk Food For Diabetics Menus With Meat Filter Coffee Pumpkin Seed Roll Canned Meat Frying And Frying Fat Seasoning Sauces Absinthe