1/2 teaspoon salt 1/2 teaspoon baking soda 1 1/2 cups flour 4 eggs 2 teaspoons vanilla 4 cups semi-sweet chocolate chips, divided 1/4 cup water 1 1/2 cups sugar 2/3 cup butter

Set oven to 325 degrees F. Grease a 13 x 9-inch baking pan. In a heavy saucepan, bring butter, sugar and water to a boil, stirring constantly until the butter is melted and sugar is dissolved (about 3 minutes). Remove from the heat, with a wooden spoon, stir in 2 cups chocolate chips until melted; cool slightly, beat in vanilla. In a mixing bowl,whisk eggs, gradually add in the chocolate mixture, beating with a wooden spoon until completely mixed. Mix together flour, baking soda and salt; add to the egg/chocolate mixture; mix well to combine. Stir in the remaining chocolate chips and nuts. Spread into prepared baking pan. Bake for 35-40 minutes (don t over bake). Cut into squares.