01 -
Add the frozen bananas, orange juice, yogurt, milk, vanilla, orange zest, and sweetener (if using) to a blender.
02 -
Add the ice cubes to the blender.
03 -
Blend on high until thick, smooth, and creamy.
04 -
Taste and adjust sweetness if needed.
05 -
Pour into glasses.
06 -
If desired, top with whipped cream and a pinch of orange zest for a beautiful finish.