Food Network Chocolate

Chocolate Fudgie Brownnies 1 teaspoon plus 1 cup vegetable shortening 2 cups sugar 4 large eggs 1/2 cup water 1 teaspoon pure vanilla extract 1 cup bleached all-purpose flour 3/4 cup unsweetened cocoa powder 1 teaspoon baking powder 1/2 teaspoon salt 1 cup chopped walnuts 4 ounces semisweet chocolate, chopped 1 recipe Chocolate Icing (recipe follows)