You'll Need: 9x13 pan Nonstick foil Ladyfingers Tiramisu Cheesecake Brownies Ingredients Brownies 12 oz. chocolate chips 1 cup butter, soft 1 cup sugar 4 whole eggs 4 egg whites 1 cup cake flour Cheesecake Filling 8 ounces mascarpone cheese, room temperature 8 ounces cream cheese, room temperature 1/4 cup sugar 2 whole eggs 2 teaspoons