Stout not only gives these brownies a moist texture but also serves as the base for an unusual chocolate sauce.   Warm Chocolate-Stout Brownie Sundaes Author: Nicole Rees Serves: Serves 6 Ingredients For the brownies: 2 oz. (4 Tbs.) unsalted butter 3 oz. bittersweet chocolate (70% to 75% cacao), coarsely chopped (about 3/4 cup) 1/2