In a blender, blend on high for 45-60 seconds, using all the ingredients except the oats.
Add the oats and pulse until combined for about 30 seconds.
Use muffin liners, parchment squares, or non-stick spray to grease the muffin tin.
Pour the batter to fill the cups 3/4 full.
Top with a sliced banana!
Bake at 350 for 22-25 minutes.