Preheat oven to 350.
In an electric mixer, cream together butter and sugar until light and fluffy. Add remaining ingredients in order, stirring after each is added.
Pour into a buttered and floured 9×12 inch baking sheet.
Bake for 30-40 minutes.
Allow brownies to cool completely before cutting.
Melt butter and add remaining ingredients. Let cool. Glaze brownies after they have been cut.