200g butter, softened
80g caster sugar
120g brown sugar
1 tsp vanilla extract
3 eggs
250g plain flour
1 tsp baking powder
1⁄2 tsp baking soda
300g mashed banana (about 3)
120g dark chocolate, finely chopped
150g Forty Thieves Cinnamon Donut Peanut Butter
1 Tbsp raw sugar