This involves placing the tripe in a large pan of cold water which is slowly heated to the boil, so that the impurities rise to the surface. The butcher may have done this for you, so ask.

Cover with cold water and bring to the boil, then cover and simmer for 2 1⁄2 hours. Drain. Put the trotters back into the saucepan with the tripe, barely cover with fresh water, add some salt ...

Oyster Mushroom Tripe Soup is an aromatic dish perfect for cold days. It will warm you up ... tripe is associated with a thick soup based on beef stomachs, which can be unappealing for many.