Dried porcini mushrooms are a great store cupboard ingredient. To use: soak for 20 minutes in warm water or milk, drain, and use like an ordinary mushroom in risottos, stroganoffs, stews or stir fries. Visit our Kate's Kitchen page and try out some of our lovely dried mushroom recipes. p.s. the french name for porcini is cepes or ceps; the english name is penny bun; and the latin is boletus edulis.