Where can I find Tri-grain toast in Sursee?

Tri-grain toast can also be found in these cities:

Bremgarten Buchrain Ebikon Egolzwil Emmen Fahrwangen Hitzkirch Horw Huttwil Kriens Lucerne Malters Menziken Muri Oberkirch Oftringen Olten Rain Reiden Reinach Rothrist Ruswil Schöftland Sempach Seon Urswil Wohlen Wolhusen Zell Zofingen

You can also find this in Sursee:

Seafood Mixed Rolls Baking Soda Rusk Food For Allergy Sufferers Potato Dishes Fitness Drinks Espresso Ground Pastries Nuts