Ingredients

• 2 3/4 cups all-purpose flour
• 1 teaspoon fine salt
• 1/4 teaspoon ground nutmeg
• 1 1/2 cups unsalted butter, softened
• 1 1/4 cups granulated sugar
• 1/4 cup packed light brown sugar
• 2 teaspoons orange zest
• 1 large egg, room temperature
• 1 large egg yolk, room temperature
• 1 1/2 teaspoons vanilla extract
• 1 large egg white, lightly beaten