4 1/2 cups flour
5 tsp. baking powder
1 tsp. salt
3 1/2 cups packed brown sugar
1 1/2 cup (three sticks) butter or margarine, softened
6 large eggs
2 tsp. vanilla extract
2 cups semi-sweet chocolate morsels
Preheat oven to 350 F. Grease 9×13 pan.
Combine flour, baking powder and salt in small bowl. Beat sugar and butter in large mixer bowl until creamy. Beat in eggs and vanilla extract; gradually beat in flour mixture. Stir in morsels. Spread into prepared pan
Bake for 20-25 minutes or until top is golden brown. They may take longer, or shorter.