Low-Fat Double Chocolate Brownies
["2 eggs", "1/4 c. granulated sugar", "2 Tbsp. coffee liqueur", "6 Tbsp. sifted cake flour", "2 Tbsp. unsweetened cocoa, sifted", "1/4 tsp. each: baking soda, baking powder and salt", "1 oz. semi-sweet chocolate chips", "1 oz. chopped walnuts"]
["Preheat oven to 350\u00b0.", "Spray an 8 x 8-inch cake pan with nonstick spray.", "In medium bowl using electric mixer on high speed, beat eggs until doubled in volume.", "Slowly add sugar, one tablespoon at a time, beating well after each addition.", "Stir in liqueur.", "In a small bowl, combine remaining ingredients except chocolate chips.", "Add to egg mixture, stirring and folding just until combined.", "Pour into cake pan and bake for 20 minutes until a toothpick inserted in center comes out clean.", "Remove to wire rack and cool."]
["eggs", "granulated sugar", "coffee liqueur", "cake flour", "unsweetened cocoa", "baking soda", "semi-sweet chocolate chips", "walnuts"]