Butter - 1 lb. Chocolate Chips - 1 lb. 12 oz. Chocolate - 6 oz. Egg - 6 Coffee - 3 tbsp. Vanilla extract - 2 tbsp. Sugar - 2 1/4 cup AP Flout - 1 1/4 cup Baking powder - 1 tbsp. Salt Walnuts - 3 cup Preheat the oven to 350 degrees. Butter and flour a 12 x 18 x 1-inch baking sheet. Melt together the butter, 1 pound of chocolate chips, and the unsweetened chocolate in a medium bowl over simmering water. Allow to cool slightly. In a large bowl, stir (do not beat) together the eg