2 2/3 c Flour 2 1/2 t Baking powder 1/2 t Salt 2/3 c Butter 1 lb Box light brown sugar 3 Eggs 6 oz Pkg chocolate chips 6 oz Pkg butterscotch chips 1 c Pecans Sift flour, baking powder and salt together and set aside. Melt butter and brown sugar in saucepan; cool. When cool, add eggs, one at a time. Add flour mixture; add chips and nuts last. Spread in a jelly roll pan; bake at 350 degree for 25-30 minutes. Do not overcook. Batter is very thick. Cut in squares when cool.