Prepare ingredients and plant-milk, vanilla extract, chopped bananas, maple syrup and ice cubes to a blender and blend on high until smoothie.
Adjust. For a thicker smoothie, add more frozen bananas or flax meal. For a thinner smoothie, add more plant milk or water (it will affect sweetness). Taste and adjust flavor as needed.
Serve immediately.
Video
Notes
Smoothie leftovers will keep in a covered mason jar in the refrigerator for up to 2 days, though best when fresh.If using frozen bananas, you may not need to ice cubes. Test for creaminess and adjust.