Beat the egg whites well.
Bring the water together with the sugar to 119 ° C.
Pour the sugar syrup on top of the egg whites and beat cold.
Mix the icing sugar into the mixture.
Pipe a cake mould of 16 cm in diameter onto a baking tray.
Also pipe small decorations for the finish right away.
Bake the meringue in an oven at 100 ° C. For the cake bottom: for 7 hours. For the decoration: for 3 hours.