Gather Ingredients: Assemble all ingredients listed above.
Prepare Bananas: If you prefer, slice the bananas and freeze them beforehand for a thicker smoothie.
Add Ingredients to Blender: In a blender, combine ripe bananas, peanut butter, milk of choice, honey or maple syrup if using, and vanilla extract.
Blend: Blend on high until completely smooth. If it’s too thick, add more milk until you reach your desired consistency.
Taste Test: Check the sweetness and adjust by adding a bit more honey or maple syrup as needed.
Serve: Pour into a glass and enjoy immediately. Top with more banana slices, a drizzle of peanut butter, or a sprinkle of cinnamon if desired.