1/2 c. butter, softened
1/3 c. brown sugar
1/4 c. sugar
1 egg
1 tsp. vanilla
1 1/3 c. flour
1/2 tsp. salt
1 pkg. chocolate chips

Set oven at 350 degrees. Grease a 13 inch pizza pan. Mix butter and sugars. Cream together at high speed until light and fluffy. Add egg and vanilla. Beat until well blended. Combine flour, baking soda, and salt. Slowly add to creamed mixture. Fold in chocolate chips and nuts if desired. Spread with a rubber spatula the mixture into the pizza pan. Bake 15 to 20 minutes. Cut into wedges.