Beat shortening, peanut butter, brown sugar, egg, vanilla and salt together in large bowl until smooth.
In a separate bowl combine the flour and baking soda. Slowly add the dry mixture to the wet mixture while beating.
Roll 3 tablespoon-size portions of the dough into a ball in your hands and press to 1/2-inch flat on an ungreased baking sheet. Bake for 18-20 minutes. Be careful not to overcook, or the cookies will not be chewy and you may negatively impact the full enjoyment potential of the product. (http://www.topsecretrecipes.com)