Instructions

  1. Heat oven to 350 degrees.
  2. Grease 13x9x2 inch baking pan.
  3. Melt butter in microwave.
  4. Stir in sugar and vanilla.
  5. Beat in eggs, one at a time.
  6. Add cocoa, flour, baking powder and salt; beat until well blended.
  7. Stir in nuts, if desired.
  8. Pour batter into pan.
  9. Bake 30-35 minutes or until brownies begin to pull away from sides.
  10. Cool completely.