Preheat oven to 300° F.Combine the almond flour and confectioner’s sugar in a food processor and process to a fine powder.
Whip egg whites and granulated sugar in the bowl of a stand mixer fitted with a whisk attachment to medium peaks.
Add a few drops of red food coloring and whip for another 20 seconds.Sift almond mixture over egg whites and fold, using a rubber spatula, until smooth. Do not over mix.