Marbled Biscotti Prep time: 20 mins Cook time: 25 mins Total time: 45 mins Serves: 5 Ingredients 1/2 cup (1 stick) butter or margarine 1 cup granulated sugar 2 large eggs 1 teaspoon vanilla extract 2 1/2 cups all-purpose flour 1 teaspoon baking powder 1 teaspoon baking soda 1 3/4 cups mini chocolate baking bits