PREHEAT oven to 350°F.
COMBINE flour, baking soda and salt in a small bowl. Beat peanut butter, butter, brown sugar, sugar and vanilla extract in a large mixing bowl until creamy. Beat in eggs. Gradually beat in flour mixture. Stir in chunks and peanuts. Drop by rounded tablespoon onto ungreased baking sheets; press down slightly.
BAKE for 9 to 12 minutes or until golden brown. Cool on baking sheets for 2 minutes; remove to wire racks to cool completely.