01 - Place spinach, green apple, banana, ginger, and lemon juice into a high-speed blender.
02 - Pour in cold water or coconut water, add ice cubes, chia seeds, and optional sweetener.
03 - Blend on high until the mixture is completely smooth and creamy.
04 - Taste and modify sweetness or consistency by adding more honey/maple syrup or water as preferred.
05 - Divide the smoothie evenly into two glasses and serve immediately.