1 cup butter, softened
3/4 cup white sugar
3/4 cup packed brown sugar
1 teaspoon vanilla extract
2 1/4 cups all-purpose flour
1 teaspoon salt
1 teaspoon baking soda
2 cups semisweet chocolate chips
1 cup chopped walnuts
1 In large bowl, beat butter, granulated sugar, brown sugar, and vanilla until light and fluffy. Add eggs, one at a time, beating well.
2 Gradually add flour, salt, and baking soda, beating until well blended. Stir in chocolate chips and nuts.
3 Spread in greased 14 inch round pizza pan. Bake at 375 degrees F (190 degrees C) for 20-25 minutes. Cool cookie in pan on a cooling rack. Decorate as desired.