Pecan Brownies
["1 c. sugar", "1/2 c. brown sugar", "1/2 c. margarine or butter", "1 tsp. vanilla", "2 eggs", "1 1/2 c. flour", "1 tsp. baking powder", "1/2 tsp. salt", "1/2 c. pecans, chopped", "1 can Betty Crocker cream cheese frosting", "pecan halves (optional)"]
["Heat oven to 350\u00b0. Grease a 9 x 13-inch pan. In a large bowl beat sugars and 1/2 cup margarine until light and fluffy.", "Add vanilla and eggs.", "Blend well.", "Stir in flour, baking powder and salt.", "Mix well.", "Stir in chopped pecans.", "Spread in pan and bake for 23 to 28 minutes or until inserted toothpick comes out clean. (I bake for only 13 minutes.", "They burn easily.)", "Cool completely. Frost.", "Arrange pecan halves over frosting, if desired. Cut into 36 bars."]
["sugar", "brown sugar", "margarine", "vanilla", "eggs", "flour", "baking powder", "salt", "pecans", "cream cheese frosting", "pecan"]