Instructions

  1. Preheat oven to 350°F Line a 8x8 pan with foil, leaving an overhang on two opposite sides.
  2. Melt chocolate and butter in a bowl over a pot of barely simmering water until smooth, stirring often.
  3. Remove bowl from heat and stir in sugar vanilla and salt.
  4. Add eggs one at a time, stirring thoroughly.
  5. Stir in flour and beat with a spoon or rubber spatula for a minute or two until smooth and glossy.
  6. Stir in nuts.
  7. Scrape batter into prepared pan and smooth to even it.
  8. Bake for 30 to 35 minutes. A toothpick inserted in the center should come out with some thick gooey batter clinging to it.