Cream Cheese Brownies
["1/2 c. butter or margarine", "1 (1 oz.) square unsweetened chocolate", "1 c. sifted flour", "1 c. sugar", "1 tsp. baking powder", "1/4 tsp. salt", "2 eggs, beaten", "1 tsp. vanilla", "1 c. walnuts, chopped", "1 (8 oz.) pkg. cream cheese, softened", "1/4 c. butter or margarine", "1/2 c. sugar", "2 Tbsp. flour", "1 egg, beaten", "1/2 tsp. vanilla", "1/4 c. chopped walnuts"]
["Combine 1/2 cup butter and the chocolate in a 2-quart saucepan. Cook over low heat until butter and chocolate are melted. Remove from heat and cool to room temperature. Sift together 1 cup flour, 1 cup sugar, baking powder and salt. Stir dry ingredients into cooled chocolate mixture. Add 2 eggs and 1 teaspoon vanilla, blending well. Stir in 1 cup walnuts. Spread batter in a well-greased 13 x 9-inch baking pan. Combine cream cheese and 1/4 cup butter in a bowl. Beat until smooth and creamy, using electric mixer. Combine 1/2 cup sugar and 2 tablespoons flour.", "Add to cream cheese mixture, beating well. Beat in 1 egg and 1/2 teaspoon vanilla. Spread over batter. Sprinkle with 1/4 cup walnuts. Bake at 350\u00b0 for 30 to 35 minutes or until done. Cool in pan. Cut into 3 x 1-inch bars. Makes 24 brownies."]
["butter", "chocolate", "flour", "sugar", "baking powder", "salt", "eggs", "vanilla", "walnuts", "cream cheese", "butter", "sugar", "flour", "egg", "vanilla", "walnuts"]