separate the eggs and keep the Yolk and the egg whites into separate bowls
take half of the sugar and beat it with egg yolk until you it becomes soft and fluffy
take the remaining sugar and beat it with the egg whites until they form stiff peaks
sieve the flour baking powder and salt and keep it in a separate bowl
gently combine the stiff egg whites, fluffy egg yolks and flour. Try not mix it too much so that the air Bubbles are not deflated
On a baking tray lined with baking paper create long biscuit shape with the batter
Put the biscuits in the microwave on high for 5 minutes and then on medium for 2 minutes. Check if the biscuit a cooked, if not, you can put them again in the microwave for another 1 minute
Once the biscuits are cooked allowed them to cool down and then dust icing sugar or powdered sugar on them