A soft and chewy cookie bar with chocolate chips and nuts.
In a large saucepan melt margarine or butter. Remove from heat and add brown sugar and mix. Add vanilla, and eggs mixing well after each addition. To that add all-purpose flour, baking powder, and salt. Mix together until fully incorporated.
Spread in greased 9x13x2 inch pan. Sprinkle chocolate chips and chopped walnuts on top. Bake at 325 F for 30 minutes.