In a large bowl stir together the flour, cocoa powder and caster sugar
Beat the egg and stir into the flour mix
Gradually whisk in the milk until you have a smooth batter
Heat a drizzle of oil in a shallow pan over a medium heat
Add 2 tablespoons of the mix into the pan and cook for a couple of minutes
Drizzle some of the peanut butter into the middle of the batter and top with another tablespoon of pancake batter
Flip the pancake and cook for a couple of minutes
Repeat until you have cooked all the pancakes