A delicious butterscotch dessert
Sift flour and salt together.
Mix butter, sugar, eggs and vanilla until smooth and creamy.
Add flour and salt mixture gradually, stirring after each addition.
Stir in half of the butterscotch chips and half of walnuts.
Pour into a greased 9x13-inch pan. Top with remaining chips and nuts.
Bake at 350°F for 25 minutes.
Cool completely before cutting.