Chocolate-Orange Cupcakes

1 . Stage

Preheat the oven to 325 degrees F (165 degrees C). Line a 12-cup muffin tin with paper liners.

2 . Stage

Mix flour, 1/2 cup plus 2 tablespoons sugar, and baking powder together in a food processor. Add butter and pulse until combined.

3 . Stage

Whisk milk, melted dark chocolate, and egg together in a measuring cup. Stir chocolate mixture into the flour mixture until just combined. Spoon batter into the prepared muffin cups.

4 . Stage

Bake in the preheated oven until a toothpick inserted into the center of a cupcake comes out clean, 15 to 20 minutes. Remove from the oven and let cool for 10 minutes.

5 . Stage

Heat orange juice and remaining 3 tablespoons sugar together over low heat until sugar has dissolved, 3 to 4 minutes. Carefully spoon orange juice mixture over warm cupcakes and set aside to cool completely, 15 to 30 minutes more.

6 . Stage

Beat 1/2 cup plus 1 tablespoon butter together in a bowl using an electric mixer until light and fluffy. Carefully stir in confectioners' sugar and continue to beat for 5 minutes. Beat in milk, melted white chocolate, and orange zest.

7 . Stage

Decorate cooled cupcakes with icing.

8 . Stage

Cut orange-flavored chocolate into shavings using a sharp knife or a vegetable peeler and use to decorate cupcakes.