Cream together the shortening and sugar. Add the eggs, vanilla and sour cream; mix well. Stir in the flour, salt, baking powder and baking soda to make a stiff dough. Add chopped nuts. Drop by teaspoons onto greased cookie sheet. Mix 3 tablespoons sugar and 1 teaspoon cinnamon in a saucer. Grease the bottom of a jelly glass. Dip into the cinnamon/sugar and gently press the cookies to flatten the balls of dough.
Bake at 350F for 10 to 15 minutes or until centers are done. These cookies travel and freeze well.