1 c. butter
1 1/2 tsp. vanilla
1 tsp. salt
1 c. sugar
2 c. flour
1 c. chocolate chips

Cream butter, vanilla, salt and sugar. Add flour and chocolate chips. Press into ungreased 15 x 10 x 1 inch pan. Sprinkle 1/2 cup chopped walnuts over top. Bake at 375 degrees for 25 minutes or until brown. Cool and break into pieces.