Kahlua Brownies
["1 1/2 c. sifted all-purpose flour", "1/2 tsp. baking powder", "1/2 tsp. salt", "2/3 c. butter or margarine", "3 (10 oz.) sq. unsweetened chocolate", "3 large eggs", "2 c. sugar", "1/4 c. Kahlua", "3/4 c. chopped walnuts", "1 Tbsp. Kahlua for top of bar"]
["Resift flour with baking powder and salt. Melt butter with chocolate over very low heat or over hot water. Beat eggs with sugar until light. Stir in chocolate mixture and 1/4 cup Kahlua. Add flour mixture and mix well; stir in walnuts. Turn into greased 9-inch square pan, bottom-lined with greased parchment or foil. Bake at 350\u00b0 for 30 minutes until top springs back. Be careful not to over bake. When cool, brush top with 1 tablespoon Kahlua. Cut into bars."]
["flour", "baking powder", "salt", "butter", "unsweetened chocolate", "eggs", "sugar", "Kahlua", "walnuts", "Kahlua"]