Brown Butter Blondies are the ultimate Chocolate Chip Cookie Bar. Brown Butter Blondies are a family favorite recipe that are an easy to make dessert. The brown butter gives these cookie bars an incredible deep nutty toffee like flavor. They are a hybrid between brownies and chocolate chip cookies. They are a favorite to bring to picnics, potlucks, and barbecues since the hold up so well. The chocolate chips can be swapped out for M&M's, chopped leftover Halloween candy, butterscotch chips, peanut butter chips, or white chocolate