Ingredients (needed for cooking 1kg or pickled tongue):

Kosher beef tongue

1 big spoon of oil

2 table spoons of saltpeter

1 teaspoon of sugar

Lots of garlic

Sweet pepper

Bay leaves

Parsley root

Cooking a kosher pickled tongue:

Chop garlic cloves finely.
Prepare a mixture of salt, saltpeter, garlic and sugar. Rub it in the tongue thoroughly and put the kosher tongue in a bowl.

Cover the beef tongue with a heavy press and leave it there for two weeks. Flip the kosher tongue over every day.