Johanni nuts

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Green unripe walnuts

Johannisnuts (also called locust nuts ; another name: green walnuts ) are normal walnuts that are harvested well before they are ripe in autumn.

Surname

The name comes from the time of harvest, which takes place before the day of St. John's or St. John's day (June 24, more generally: around the solstice ). At this point in time, the nut is still soft and has not yet developed the typical nut shell. It is not edible in its unprocessed state. Pickled carob nuts can be purchased in delicatessen shops. Unprocessed carob nuts are available directly from the producer.

use

To be edible, the Johanninut must be soaked for a longer period of time. Another main use form is the production of nut liqueur . It is also used in the typage of spirits. In addition, there is also the pickling with sugar and spices as “tart sweet” jam or candied black nuts .

The shells of the unripe walnut were used as a coloring agent; the so-called nut stain produces a warm brown tone.

Nut oil

In addition, the green nut is the raw material for the production of (Tyrolean) nut oil , a macerate in various vegetable oils, as a sunscreen used in traditional herbalism, originally a household remedy, today marketed as a cosmetic - this nut oil is not the pressed fatty oil of the ripe walnut itself ( walnut oil ) , which is used as an aromatic cooking oil and also for mixing oil colors, but not suitable for consumption. Green nut, pharmaceutically Semen juglandis immaturum , is also used in traditional Chinese medicine .

Individual evidence

  1. Johannisnuss on plattpartu.de
  2. nuts . In: Merck's Warenlexikon . 3rd ed. 1884 ff., P. 380 f.
  3. Nut Oil . In: Merck's Warenlexikon . 3rd ed. 1884 ff., P. 380 f.