1 1/2 c. plus 2 tbsp. or 1 1/4 sticks butter
2 1/3 c. packed brown sugar
3 eggs
2 1/2 c. all-purpose flour
2 tsp. baking powder
1/4 tsp. salt
12 oz. pkg. chocolate chips
1/2 c. walnuts

Preheat oven to 350 degrees. Grease 10 x 15 inch pan. Beat butter and sugar in bowl until creamy. Add 1 egg at a time, beating well after each egg. Stir in flour, baking powder and salt; blend well. Fold in chips and nuts. Turn in pan, spread evenly. Bake until top is lightly browned, about 20-25 minutes. Transfer to wire rack; let cool. Cut into bars. Congo bars will freeze. Makes 32 bars.