Grenoble walnut

Juglans regia, J. sigillata

nuts & seeds

Walnuts of the common walnut tree, grown in 259 communes of Isère, Drôme and Savoie under the Grenoble walnut appellation, one of the first recognised, in 1938. Rich in plant omega-3, they also provide ellagitannins and copper.

Origin

Persia and Central Asia

Season (United States)

September to November · grows in your region

Preparation

The thin brown skin of the kernels is eaten: bitter, it holds most of its polyphenols.

Molecules

Ellagitannins · Copper · Omega-6 (linoleic acid) · Plant omega-3 (ALA) · Vitamin B8 (biotin) · PhytosterolsIn small amounts, not counted Folates (B9) · Methionine · Molybdenum

Did you know?

Juglans, the Latin name of the walnut tree, is said to come from Jovis glans, “Jupiter's acorn”: compared with the acorns peasants ate, the walnut was a feast.