Coconut Cupcakes with Seven-Minute Frosting and Coconut Flakes

INGREDIENTS

• 1 3/4 cups all-purpose flour
• 2 teaspoons baking powder
• 1/2 teaspoon salt
• 1/2 cup packed sweetened shredded coconut
• 6 ounces (1 1/2 sticks) unsalted butter, softened
• 1 1/3 cups sugar
• 2 large eggs, plus 2 large egg whites
• 3/4 cup unsweetened coconut milk
• 1 1/2 teaspoons pure vanilla extract
• Seven-Minute Frosting
• 1 1/3 cups large-flake unsweetened coconut