01 - Add the diced mango, sliced banana, coconut milk, coconut water, and any optional add-ins such as chia seeds or ground flaxseed into a high-speed blender.
02 - Process on high speed until the mixture is completely smooth and creamy, approximately 30 to 45 seconds.
03 - Taste the blend and add maple syrup or agave nectar if additional sweetness is desired, then pulse briefly to incorporate.
04 - Drop in the ice cubes and blend again on high until the smoothie becomes frothy and thoroughly chilled.
05 - Divide the smoothie evenly between two glasses and serve right away for the best texture and flavor.