1Peel the bananas and slice them into chunks.
Add the sliced bananas, whey protein, rolled oats, honey, and skim milk into a blender.
If desired, add the ice cubes for a colder, thicker shake.
Blend all the ingredients on high speed until smooth and creamy.
Taste and adjust sweetness or thickness by adding more honey or milk if needed.
Pour the shake into glasses and serve immediately.