Where can I find Vanilla sugar in Arth?

Vanilla sugar can also be found in these cities:

Baar Buchrain Buochs Cham Ebikon Einsiedeln Emmen Goldau Horw Ibach SZ Ingenbohl Kriens Küssnacht Lucerne Richterswil Rotkreuz ZG Stans Steinhausen Stäfa Unterägeri Urswil Wädenswil Zug

You can also find this in Arth:

Scotch Whisky Chocolate Wheat Toast Lump Sugar Fish Sticks Roll Cheesecake Help Sunflower Seed Bread Power Bar Salads