Heat oven to 375°F (190°C).
Stir together flour, baking soda and salt. Beat butter, granulated sugar, brown sugar and vanilla in large bowl with mixer until creamy. Add eggs; beat well. Gradually add flour mixture, beating well. Stir in chocolate chips, some people add a cup, others measure with their heart. There’s no wrong way to do it! Add the nuts, if desired. Drop by rounded teaspoons onto ungreased cookie sheet.
Bake 8 to 10 minutes or until lightly browned. Cool slightly; remove from cookie sheet to wire rack. Cool completely.
Pan Recipe: Spread batter in greased 15-½x10-½x1-inch (39x27x2.5-cm) jelly-roll pan. Bake at 375°F (190°C) for 20 minutes or until lightly browned. Cool completely; cut into bars.
