Fudgy Brownies(Makes 2 Dozen.	Fifteen Minutes Prep.  Time)  
["1 c. unsalted butter", "4 oz. unsweetened chocolate (4 sq.)", "5 eggs", "2 c. granulated sugar", "1 Tbsp. vanilla extract", "1 1/2 c. all-purpose flour", "1 tsp. salt", "3 c. coarsely chopped walnuts or pecans", "24 walnut or pecan halves"]
["Preheat oven to 325\u00b0.", "Grease a 13 x 9-inch baking pan."]
["unsalted butter", "unsweetened chocolate", "eggs", "sugar", "vanilla", "flour", "salt", "walnuts", "walnut"]