- 1 cup butter, melted
- 6 ounces bittersweet chocolate, melted
- 3 eggs
- 1 Tablespoon vanilla
- ½ teaspoon instant espresso powder
- 1¼ cups sugar
- 1½ teaspoons baking powder
- ½ cup flour
- ½ teaspoon salt
- 1 cup semi-sweet chocolate chips
- Preheat oven to 350 degrees.
- In a large bowl, combine all ingredients and mix well. Pour into a greased and floured 13x9x2 inch baking pan. Bake for 30 minutes.