Butter-Nut Crunch
["1 c. sugar", "1/2 tsp. salt", "1/2 c. butter or margarine", "1/4 c. water", "1/2 c. chopped walnuts", "1 (6 oz.) pkg. semi-sweet chocolate pieces (1 c.)", "1/2 c. chopped walnuts"]
["Butter a 15 x 10-inch cookie sheet and set aside.", "In a medium saucepan, combine sugar, salt, butter or margarine and water.", "Cook until mixture reaches soft crack stage or 270\u00b0 on a candy thermometer.", "Stir in chopped walnuts.", "Pour onto prepared cookie sheet."]
["sugar", "salt", "butter", "water", "walnuts", "semi-sweet chocolate", "walnuts"]