Where can I find Three-grain bread in Obbürgen?

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

Buchrain Buochs Ebikon Emmen Engelberg Goldau Horw Ingenbohl Kriens Küssnacht Lucerne Malters Rain Rotkreuz ZG Ruswil Sarnen Sempach Stans Unterägeri

You can also find this in Obbürgen:

Yogurt Pizza Flavors Honey Popsicle Meat Mineral Water Coffee Drinks Pretzel Cookies Canned Vegetables