Classic Brownies

Directions

1. 1
   Heat oven to 250°.
2. 2
   Chop the chocolate; put into ovenproof pan and melt the chocolate, stirring occasionally, until smooth. Remove chocolate and increase temperature to 325°.
3. 3
   Butter 9-inch square baking pan.
4. 4
   Combine flour, baking powder and salt with electric mixer; beat butter and sugar until fluffy.
5. 5
   Beat in eggs 1 at a time.
6. 6
   Slowly beat in chocolate, then the vanilla.
7. 7
   Reduce speed to low.
8. 8
   Beat in flour mixture until mixed, then add walnuts.
9. 9
   Put in pan.
10. 10
    Bake 30 to 35 minutes.