Gather all the ingredients needed for the smoothie.
Wash the spinach or kale thoroughly to remove any dirt.
Peel the banana and slice it into smaller pieces.
Core and slice the apple, leaving the skin on for added nutrients.
Add the spinach or kale to the blender first.
Next, add the banana and apple slices to the blender.
Pour in the almond milk to help with blending.
Add the chia seeds and honey if desired for sweetness.
Include a handful of ice cubes for a chilled smoothie.
Blend on high speed until smooth and creamy, about 30-60 seconds.