Candy's Chocolate Chip Cookies

5 cups flour 2 teaspoon. baking soda 1 teaspoon. salt 1 cup butter 1cup shortening 2 cups brown sugar 1 cup granulated sugar 4 eggs 1 tablespoon vanilla 2 tablespoons dark karo 1½ bags chocolate chip and 2 cups chopped nuts (optional)

stir together flour, baking soda and salt: set aside beat butter and shortening on med. speed to blend. add sugars and beat till fluffy. add eggs, vanilla and karo and blend well. add dry ingredients and beat till well combined. add and blend, 1½ packs of chocolate chips and 2 cups chopped nuts; optional