3/4 c butter 1 1/2 c sugar 2 tsp pure vanilla extract 3 eggs 3/4 c all-purpose flour 1/2 c cocoa 1 tsp baking powder 1/2 c chopped pecans.
Preheat oven to 350 degrees. Butter and flour a 13 x 9 in pan. Melt the butter. Beat eggs with sugar, and add vanilla, flour, cocoa, baking powder and melted butter. Add chopped nuts. Bake at 350 degrees for 20-30 minutes or until a toothpick inserted in center
comes out clean. Cool cake completely. Dust with powdered sugar.