Fruit-Sweetened Blueberry Walnut Granola Print 1 LikeDislike By Ann Nunziata Finally, a homemade cereal recipe that is free of sweeteners without sacrificing any crunchy clusters. This heart-healthy granola is naturally sweetened with pureed prunes, applesauce. and blueberries. Walnuts and pumpkin seeds add a great boost of healthy fats, magnesium, and zinc. If your mornings are busy, mix everything together and bake the night before.