Instructions

  1. Heat oven to 350³F.
  2. Grease 13x9x2 inch baking pan.
  3. Add peanut butter to melted butter in large bowl; stir until peanut butter melts.
  4. Stir in sugar and vanilla.
  5. Beat in eggs.
  6. Add flour, baking powder and salt; beat well.
  7. Remove 1 3/4 cup batter; stir cocoa into this part.
  8. Spread cocoa batter into prepared pan; spread remaining peanut butter batter over top.
  9. Bake 30 minutes or until brownies begin to pull away from sides of pan; cool completely in pan.
  10. Cut into bars.