Quick Brownies

1 stick butter
2 Tbls. cocoa
1 cup sugar
1/2 cup flour
1/2 cup nuts
1/2 tsp. baking powder
1 tsp. vanilla
2 eggs
1 cup chocolate chips

Melt butter and chocolate together. Add sugar, eggs (slightly beaten) and vanilla. Mix well. Add flour and baking powder. Mix well, then add chocolate chips. Bake at 350 degrees for 30 to 40 minutes.