HOW TO STORE METTWURST
Mettwurst is an ambient product however you need to store it in a cool place or in the refrigerator. If in doubt, keep it in the fridge. In humid climates, refrigerate.
Upon opening from the cryovac plastic, remove it completely and never cover it in plastics, foils or keep them in plastic containers. If you want to cover it, but you do not need to, only wrap it in paper.