Preheat oven to 400 degrees. Cream shortening and sugar until light and fluffy. Add egg yolks and vanilla; beat well. Sift flour, cinnamon, and salt together. Add dry ingredients to creamed mixture in three additions. Make cookies and brush with unbeaten egg white. Combine cinnamon and sugar; sprinkle mixture over each cookie. Bake for 8 to 10 minutes. ----