Gingerbread Macarons

Name: Gingerbread Macarons
Prep time: 2 h
Cook time: 40 min
Total time: 2 h 40 min
Cuisine: American, French
Ingredients: 100 grams granulated sugar; 4 grams egg white powder (optional, read notes); 100 grams egg whites; 105 grams almond flour; 105 grams powdered sugar; 1/4 tsp ginger powder; 1/4 tsp cinnamon powder; 1/4 tsp ground allspice; 1/4 tsp ground nutmeg (read notes); 3 grams cocoa powder (optional, for color); Food coloring (I used a bit of brown and dijon by americolor); 1 1/3 cups confectioners’ sugar (sifted (170 grams)); 4 tbsp unsalted butter (softened (56 grams)); 1/2 tsp vanilla extract; 1 1/2 tsp molasses; 1/4 tsp ground ginger; 1/4 tsp ground cinnamon; 1/4 tsp nutmeg; 1-2 tbsp milk (only if necessary to thin out the frosting)