Prepare the almond flour and powdered sugar by sifting them together.
Create an Italian meringue with egg whites, granulated sugar, and water.
Combine the meringue with the almond flour mixture and red food coloring.
Macaronage: Deflate the meringue until the batter flows like lava.
Pipe consistent circles onto parchment paper or a silicone mat.
Rest the piped macarons for 30-60 minutes until a skin forms.
Bake in a preheated oven until the feet develop.
Cool completely before filling with buttercream.
Decorate with melted white chocolate for Santa’s beard and hat trim, and edible pink dust for rosy cheeks.