Where can I find Infusion bag in Sursee?

Infusion bag 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:

Rice Pudding Baking Powder Spelt Bread Nut Nougat Cream Balsamic Vinegar Pork Spice Blends Potato Products Rye Roll Canned Tomatoes