Blend oats into flour
Mash banana, whisk with eggs, peanut butter, almond milk, and vanilla
Add dry ingredients: oats, protein powder, baking powder, salt
Mix gently until combined
Let batter rest 5 minutes
Heat non-stick pan over medium-low
Pour ¼ cup batter for each pancake
Cook until bubbles form, flip and finish
Keep pancakes warm in oven