01 - Place almond milk, sliced banana, Greek yogurt, and protein powder into the blender.
02 - Add peanut or almond butter, frozen mixed berries, sweetener, cinnamon, and ice cubes to the blender.
03 - Blend mixture on high speed for 30 to 45 seconds, or until completely smooth and creamy.
04 - Taste and, if necessary, add more honey or maple syrup to achieve preferred sweetness.
05 - Pour evenly into two serving glasses and enjoy promptly.