Instructions

  1. Line a 9 inch square pan with aluminum foil.
  2. Beat powdered sugar, butter, 1 cup peanut butter and the vanilla in large bowl with electric mixer on medium speed.
  3. Stir in graham cracker crumbs and peanuts (mixture will be stiff).
  4. Press into pan.
  5. Melt chocolate chips and 1/4 cup peanut butter over low heat, stirring frequently, until smooth.
  6. Spread over bars.
  7. Refrigerate about 1 hour or until chocolate is firm.
  8. Remove from pan, using foil to lift; fold back.
  9. foil.
  10. Cut into 6 rows by 6 rows.
  11. Refrigerate about 2 hours or until firm.
  12. Store covered in refrigerator.