Step 1

Place banana chunks in bottom of Ninja Creami pint container and puree with an immersion blender or mash with a fork.

Step 2

Add protein powder and milk and whisk or blend with immersion blender until smooth.

Step 3

Place lid tightly on the jar and place on an even surface in your freezer at least 8 hours or overnight.

Step 4

When you're ready for ice cream, remove the pint container from the freezer and take off the lid.

Step 5

Insert pint into Ninja Creami bowl and twist until it clicks into place.

Step 6

Process on "lite ice cream" setting.

Step 7

If it is crumbly on top, use a re-spin cycle. If it's still crumbly, add a splash of milk and re-spin again.

Step 8

There should be a well in the center, if there's not then use a spoon to make one. Pour chocolate chips and walnuts into the center select "mix-in" cycle.

Step 9

Remove and eat right away. Enjoy!