This Japanese spice is quickly gaining a reputation as a wonder ingredient in Europe due to its unique qualities. This pale green powder really packs a punch, first with its intense aroma of lemon balm and kaffir lime leaf, then follows through with an intriguing tongue-numbing effect.

Also known as prickly ash, Sansho grape berries have long been used in traditional medicine for their antioxidant, digestive and fat-burning properties. The Kaneichi sansho is one of the best available, impressing chefs with its amazing freshness and flavour. A little bit goes a long way - a small amount is all that is needed to add delicious zest to meat or seafood marinades, grilled fish, soups, sauces, numbing prawns, or even desserts and drinks.