1/2 pear, cored 1/4 cup frozen blueberries or frozen mixed berries 1/2 banana, frozen 1 1/4 cup water 1/8 tsp. cinnamon 1 tbsp. skim milk powder 1 heaping tbsp. high-quality protein powder (optional) 1 tsp. flax oil (optional) In a blender, process all the ingredients until thoroughly mixed and serve.