2 1/4 cups all purpose flour
1 teaspoon baking powder
1/2 teaspoon salt
3/4 cup butter, room temp
2 1/2 cups light brown sugar, packed
3 large eggs
1 1/2 teaspoon vanilla
16 snack size butterfingers, chopped
Preheat oven to 350 degrees F. Line 9×9 pan with nonstick foil.
Beat butter and brown sugar until light and fluffy. Beat in eggs and vanilla.
Add in the flour, powder, salt just until incorporated. Pour into pan and spread to edges. Fold in 1 c. chopped butterfingers. Spread in pan. Sprinkle rest of chopped butterfinger over top and bake for 45-50 minutes or until toothpick comes out clean.