Cupcakes:250g Self Raising Flour250g Caster Sugar1/2 tsp Bicarbonate of (baking) soda1/2 tsp salt100g Peanut Butter270g Soft Unsalted Butter4 large free-range eggs2 tbsp Whole MilkFrosting (I've used cream cheese frosting because I don't have enough icing sugar on hand):300g soft Unsalted Butter120g Peanut Butter540g Sifter Icing Sugar3-4 tbsp Whole MilkAny type of JamUse the all-in-one method [...]