Veal Shank in Sorrel Cream Sauce

The delicate, classical crème Germiny soup and the homely blanquette are first cousins; this recipe is, on the one hand, essentially that of a Germiny garnished with meat and, on the other, that of a blanquette enhanced by the presence of sorrel. It goes without saying that it is entirely different from both in effect. Little butter-stewed onions may be added as a garnish and fresh egg noodles are the perfect accompaniment; I sometimes cook a couple of handsful of fresh