Preheat the oven to 300 degrees F.
In a bowl, sift together the ⅓ cup + 2 tbsp almond flour, 1 tsp chili powder, and ⅓ cup powdered sugar.
⅓ cup + 2 tbsp almond flour, 1 tsp chili powder, ⅓ cup powdered sugar
In the bowl of an electric mixer, beat the 1 egg white and the ⅛ tsp cream of tartar until soft peaks form. Gradually add the 2 tbsp granulated sugar until fully incorporated. Continue to beat until stiff peaks form.
1 egg white, ⅛ tsp cream of tartar, 2 tbsp granulated sugar
Add a third of the flour mixture at a time to the beaten egg whites and use a spatula to gently fold until combined.
Fill a piping bag fit with a 1 inch circle tip with the batter.
On a parchment paper lined baking sheet, pipe equal sized circles that are 2 inches in diameter, 1 inch apart. Bang the sheet on the counter a couple of times to remove any air bubbles.
Let the piped macarons sit for 45 minutes at room temperature until you can lightly touch the top of them without any batter sticking to your finger.
In the bowl of an electric mixer, beat the ½ cup salted butter until creamy. Add the 1 ½ cup powdered sugar, ½ tsp chili powder, and 1 tbsp mango puree. Mix on medium-low speed until the ingredients are thoroughly combined and a fluffy frosting forms.
½ cup salted butter, 1 ½ cup powdered sugar, ½ tsp chili powder, 1 tbsp mango puree
Fill a piping bag fit with a ½ inch circle tip with the frosting.
Pipe a ring of frosting around one macaron half and spoon a small amount of the ½ cup mango puree into the center. Place another macaron half on top.
½ cup mango puree
Stir together the 1 tbsp granulated sugar and ½ tsp chili powder in a shallow bowl. Roll the edges of the macarons in the sugar to form a rim.
1 tbsp granulated sugar, ½ tsp chili powder