Preheat oven to 180c
Grease brownie tray (8x8) - can use spritz of coconut oil
Mash banana in the bottom of your mixing bowl and add in the other ingredients. (Blueberries are last item to go in)
Mix until an even consistency
Add to baking tin and gently level
Bake until light brown/set (approx 30-35 mins)
Remove from oven and allow to cool slightly before loosening sides with a palette knife
Remove from tin, allow to cool and cut in to portion sizes
Delicious served warm with a spoonful of Greek Yogurt and a little fruit
Store in an airtight container in the fridge.