Stay cool with this satisfying and delicious summer smoothie, loaded with immune-boosting superfoods. Use some — or all — of the ingredients in this recipe, including your favorite berries, nuts, greens and protein powder. Add half a banana or a quarter of an avocado for an even bigger boost of flavor and nutrients. A dash of cinnamon, cocoa or cardamom is a great substitute for sugar and adds an anti-inflammatory twist.
