Walnut Bitterness: A Barrier To Tasting
That harsh sensation that persists in the mouth after biting into a walnut is not inevitable. The natural bitterness of this oilseed comes from chemical compounds concentrated in the thin skin that envelops the kernel, but also present in the flesh itself. A phenomenon well known to enthusiasts: some walnuts leave an unpleasant, almost astringent impression that divides consumers.
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