Toffee Blondies

1 1/2 cups all-purpose flour
1 teaspoon baking powder
1/4 teaspoon salt
1/2 cup unsalted butter (at room temperature)
3/4 cup packed light brown sugar
1/4 cup granulated sugar
2 eggs
2 teaspoons vanilla extract
1/4 cup plus 2 tablespoons coarsely chopped pecans
1/2 cup toffee chips

Heat oven to 350 degrees F. Coat a 13 x 9-inch baking pan with nonstick cooking spray.

Stir together flour, baking powder and salt in small bowl. Beat butter with both sugars in bowl until fluffy. Add eggs, one at a time, beating well after each addition. Beat in vanilla extract, then flour mixture. Fold in 1/4 cup pecans and toffee chips. Pour into pan. Sprinkle with remaining chopped pecans. Bake for 25 to 30 minutes or until a wooden pick inserted in center comes out clean. Cool in pan on rack. Cut.