INGREDIENTS Yeast: 1 large cake compressed yeast ( 5 dag / 2 oz.) 1/2 cup lukewarm milk 1 tablespoon sugar Dough: 1-1/2 cups of warm milk 20 dag  ( 7 0z.) butter 3 egg yolks 2 tablespoons sugar 1 teaspoons salt 1 tablespoon vanilla 70 dag ( 25 oz.)  all-purpose flour (sifted) Walnut Filling: 80…