Cream 3/4 cup shortening and 1 cup sugar. Add 1 beaten egg. Mix together and sift 1/2 cup cocoa, 1 1/2 cups flour, pinch of salt and 1 teaspoon of baking soda. Add to creamed mixture, alternately with 1/2 cup milk and 1 teaspoon vanilla. Add 1 cup raisins and 1/2 cup nuts. Bake at 425 degrees for 12 to 15 minutes in a greased pan.