Congo Bars Rich, chewy, and packed with chocolate, these Congo Bars are a classic dessert that combines the buttery texture of a blondie with the irresistible sweetness of chocolate chips and chunks. Made with plenty of brown sugar, they develop a deep caramel-like flavor and a soft, fudgy center that stays deliciously moist for days. Ingredients For the Batter 1 cup (2 sticks) butter, softened 2 cups packed brown sugar 3 large eggs 2½ cups all-purpose flour For Flavor and Texture 1 tablespoon vanilla extract 2 teaspoons baking powder 1 teaspoon kosher salt For the Chocolate 1½ cups semi-sweet chocolate…