Where can I find Three-grain bread in Lauerz?

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

Altdorf Baar Buchrain Buochs Cham Ebikon Einsiedeln Goldau Ibach SZ Ingenbohl Küssnacht Lucerne Rotkreuz ZG Stans Steinhausen Unterägeri Zug

You can also find this in Lauerz:

Cream Products Gelatine Crispbread Cornflakes Antipasti Fund Pepper Dumplings Sesame Roll Mayonnaise And More