step 1
Preheat oven to 180°C. Mix the egg and bananas together, either using a fork, whisk or stick blender depending on preferred consistency.
step 2
Add the oats, flour and peanut butter. Mix in the blueberries, sieve off any excess liquid if using frozen.
step 3
Divide into 12 muffin cases or silicone muffin tray. Bake for 17-20 minutes.