2 c Flour 1 ts Baking powder 1/2 ts Baking soda 1 ts Salt 1 c Chopped nuts 2/3 c Butter or margarine 2 c Packed brown sugar 2 Eggs, slightly beaten 2 ts Vanilla 6 oz Semi-sweet chocolate chips - (1 package) Sift together flour, baking powder, soda and salt. Add nuts; mix well and set aside. Melt butter in saucepan; remove from heat. (If margarine is used, add 2 tablespoons hot water.) Add brwon sugar; beat well. Let cool. Add eggs and vanilla; Blend well. Add flour mixture, a small amount at a time, mixing well after each addition. Spread in greased 9x12-inch baking pan. Bake at 350 degrees for 20 to 25 minutes. Do not overbake. Cool in pan and cut in squares. Preparation time: 15 minutes Baking time: 20 to 25 minutes