Just add a few tablespoons of water to a bowl of marshmallows. Cook the mixture in ten-second intervals, stirring after each time, until smooth and homogenous. Keep an eye on them and don't walk away ...
Mix in the eggs and fold in the marshmallows. Turn the brownie mixture into the tin and bake in the oven until the surface has set but still feels squidgy underneath. This will take about 20 minutes.
Pour the mixture into the lined tin. Place the marshmallows in rows on top of the mix. Bake for 50 – 60 minutes until risen. The marshmallows will have toasted golden and melted so will be very ...