Classic Brownies

Directions

1. 1
   Heat oven to 325 degrees.
2. 2
   Line an 8-inch square baking pan with foil; butter the foil.
3. 3
   Microwave the butter and chocolate in a medium bowl, stirring every 10 seconds, until melted and blended.
4. 4
   Cool slightly; then, with a whisk, stir in sugar (mixture will become grainy).
5. 5
   Whisk in eggs, one at a time.
6. 6
   Whisk in vanilla.
7. 7
   Gently stir in espresso, salt and flour just until blended.
8. 8
   With a rubber spatula, fold in walnuts.
9. 9
   Scrape batter into prepared pan; smooth top.
10. 10
    Bake 30-35 minutes until top is dull and a wooden pick inserted in center comes out with moist, chocolate-streaked crumbs attached.
11. 11
    Cool in pan on wire rack.
12. 12
    Invert on rack, peel off foil and invert onto a cutting board.
13. 13
    Cut into 16 squares.