3 best ever chocolate sheet Recipes

unsalted butter, at room temperature, light brown sugar, granulated sugar, vanilla extract, salt, egg, baking soda, all-purpose flour, coarsely chopped walnuts (3 oz), coarsely chopped semisweet chocolate chunks (four 3-oz chocolate bars such as lindt or tobler), vegetable shortening , for the baking sheets

sugar, flour, margarine (i prefer unsalted butter, but may use parkay), cocoa, crisco oil, pecans, chopped, water, eggs, beaten, buttermilk, soda, vanilla, icing, powdered sugar (i prefer cup & h powdered sugar), margarine (i prefer butter, but may use parkay), cocoa, milk, vanilla, pecans, chopped