Where can I find Three-grain bread in Wiesenberg?

Three-grain bread can also be found in these cities:

Buchrain Buochs Ebikon Emmen Engelberg Goldau Horw Ingenbohl Kriens Küssnacht Lucerne Malters Ruswil Sarnen Stans

You can also find this in Wiesenberg:

Baked Goods Yeast Fresh Pumpernickel Breakfast Cereals Olives Drinks Dry Herbs Spaetzle Snacks Horseradish