In a saucepan heat milk, sugar, butter and dark chocolate untill everything are melted.

In another pan sift the flour, baking powder and salt. Mix.

Now add the milk mix to the flour mix. Add vanilla essence.

Lastly, add the Nutella and mix again.

Now pour the batter in a greased tin. Tap the tin.

Spread Nutella all over the top of brownie batter.

Mix gently with a toothpick.

Now bake the brownie at 170C for 20-30 mins.

Let it cool completely in the tin before trying to take it out.