Chess Cake
["1 c. butter", "1 box light brown sugar", "1/2 c. white sugar", "4 eggs", "2 c. sifted flour", "1 tsp. baking powder", "1 tsp. vanilla", "pinch of salt", "1 c. pecans to taste"]
["Heat first two ingredients on low heat.", "Remove from heat and add other ingredients in order.", "Flour two 8-inch square pans that have been greased.", "Bake for 30 to 40 minutes at 350\u00b0.", "Cut and roll in powdered sugar while still warm.", "Yields 32 pieces."]
["butter", "light brown sugar", "white sugar", "eggs", "flour", "baking powder", "vanilla", "salt", "pecans"]