Mix the almond powder with the icing powder in a Robot-Coupe®, without heating.
Add the egg whites (a) and coloring agent and make a sticky paste.
Whip the egg whites with the sugar (1).
In the meantime cook the water with the sugar (2) until 120°C and pour over the whipped egg whites (b).
Whisk until has cooled down and add to the previous mixture.
Continue to work the mixture (macaronner) and pipe the macaroon shells on a baking tray, covered with baking paper.
Set aside for 10-15 minutes before baking.
Bake at 160°C, during 10-12 minutes.