Sift sugar,flour & salt together. Mix in sauce pan butter,crisco, cocoa & water. Bring to a boil over high heat. Pour into sifted mixture, stir and add buttermilk, vanilla,eggs and soda. Bake at 400 deg 25-30 minutes. CHOCOLATE ICING Mix in sauce pan butter, milk, cocoa and vanilla and bring to a boil. Add powdered sugar, and ice while cake is hot.