Grater
Jerusalem artichoke
Gum tragacanth. A viscous, odourless, flavourless gum used in pharmaceuticals and foods as an emulsifier, thickener, stabilizer, and texturant additive (E-number E413).
Shore crabs. Small crabs used in soups.
Cod
Boletus, cep or porcini mushroom, often used in dried form in stews and stocks.
Black poplar mushroom. Good in risotti or sauces.
Curds of milk
Eel
Judas's ear fungus, often found dried. Dried or fresh they should not be fried, as they explode, but stewed with other ingredients.