01 - Combine peeled bananas, cold milk, maple syrup or honey, vanilla extract, and ice cubes in a blender.
02 - Blend ingredients on high speed for approximately 30 seconds until the mixture is smooth and frothy.
03 - Taste and adjust sweetness as desired by adding additional maple syrup or honey if necessary.
04 - Pour the shake evenly into two chilled glasses.
05 - Garnish each serving with a dollop of whipped cream, fresh banana slices, and a sprinkle of ground cinnamon if desired. Serve immediately.