Gâteau aux Noix

Name: Gâteau aux Noix (Walnut Cake)
Yield: Serves 12–16
Cuisine: French
Ingredients: ½ teaspoon salt; 1½ cups sugar; 1 cup coarsely ground walnuts; 2 cups whipping cream; ¼ teaspoon salt; 6 egg whites; 1 teaspoon vanilla; ¾ cup cornstarch; 1 egg; Chopped walnuts; 4 tablespoons confectioners’ sugar; 1 cup ground almonds; 6 yolks; Butter and flour to coat pan