add additional fillings if desired (I used a chopped up Quest Bar in this one) but sliced fruit and / or peanut butter work well also (corinanielsen.com)
The front, processing end has enough capacity to accommodate two additional filling lines without modification, according to Stoklosa. (packagingdigest.com)
Also, because of the additional filling, I've increased the baking time by 10 minutes to 60 to 70 minutes. (topsecretrecipes.com)