If you love the chewy cookie bar with all the buttery goodness of blondies and the rich flavor of chocolate chip cookies, then Congo Bars are for you! This old-fashioned treat dates back to 1945 and ...

Instructions: Grease a 9-by-13-inch pan. Heat oven to 350 degrees. Beat butter with brown sugar until light and fluffy. Beat in eggs one at a time. Add vanilla and mix. In a separate bowl, whisk flour ...