nutndiet is pleased to bring you raw walnut half kernels. Each on-shell Walnut is split into 2 half kernels. Premium Grey walnuts are slightly lighter in color when compared with our Standard Brown variety. These crunchy nutty but so-packed-with-benefits nuts can be eaten raw toasted or candied.a Vegans can also use these to create walnut milk which is used as a substitute for milk products in desserts pastas sauces etc.