Mett with onions. Mett is a preparation of minced raw pork that is popular in Germany, in Belgium and the Netherlands a similar preparation is made from beef. The name originates from mett, either meaning chopped pork meat without bacon, or the Old Saxon meti, meaning food. It is normally served with salt and black pepper, and sometimes with garlic, caraway or chopped onion, and eaten raw, usually on a bread roll.