German Chocolate Cake
["1 pkg. German sweetened chocolate", "1/2 c. boiling water", "1 tsp. vanilla", "a pinch of salt", "1 c. vegetable shortening", "4 egg yolks, beaten", "2 c. sugar", "1 c. buttermilk", "2 1/2 c. cake flour", "1 tsp. soda", "7 egg whites, beaten"]
["Melt chocolate in boiling water; add vanilla and salt after chocolate is melted.", "Cream shortening and sugar; add beaten egg yolks.", "Add 3/4 cup of buttermilk alternately with sifted flour. Dissolve soda in remaining 1/4 cup of buttermilk.", "Add to cream mixture.", "Stir in chocolate; fold in egg whites.", "Bake in 3 (9-inch) pans at 350\u00b0 for 25 to 30 minutes."]
["chocolate", "boiling water", "vanilla", "salt", "vegetable shortening", "egg yolks", "sugar", "buttermilk", "cake flour", "soda", "egg whites"]