Meringue
Prepare a bain-marie – Place a bowl over a pot of simmering water.
Combine egg whites & sugar – Add the egg whites, sugar, and salt to the bowl. Whisk constantly until the sugar is completely dissolved and the mixture is 70°C.
Whip to stiff peaks. Transfer the mixture to a stand mixer and beat on high speed until it turns glossy, and holds stiff peaks.
Pipe in round disk and st. honore style on the side of the disk.
Bake in a 100°C. oven for 1 hour. Let in dry in a 45°C. oven overnight (at least 10 hours).