Preheat oven to 350°F. Grease and flour an 8" square pan

In a large sauce pan, melt 1/2 cup butter. Remove from heat, stir in sugar, eggs, and vanilla. Beat in 1/3 cup cocoa, 1/2 cup flour, salt and baking powder.

Spread mixture in greased pan.

Bake on preheated ovwn for 25 to 30 minutes.

Optional icing: Combine butter, cocoa, honey, vanilla and confectioners sugar. Add icing while brownies are.still warm.