Praline Pecan Banana cake Be The First To Review By Anonymous recipe My Husband’s family is from Louisana so they love Pralines. I put this together for a family event and they just loved it. Thought I’d pass it along.No need to refrigerate. Great for fondant cakes. Praline Pecan Banana cake Ingredients 1 box Banana cake mix (Duncan Hines)follow directions on back of box then add1 more egg1 ripe mashed banana1/2 cup chopped pecan praline nuts (purchased at Trader Joe’s) Instructions Cook as directed on box. Filling: Whip up some Premium Pastry Pride and add chopped pecan praline nuts.