Spiced Apple Pie With Fluted Round Cutouts

Name: Spiced Apple Pie With Fluted Round Cutouts
Ingredients: 1 teaspoon ground cinnamon; 1 tablespoon finely grated lemon zest; 1/4 cup granulated sugar; 1 teaspoon coarse salt; Fine sanding sugar for sprinkling; 1/4 cup all purpose flour plus more for dusting; 2 teaspoons fresh lemon juice; 1 teaspoon freshly grated nutmeg; 3 tablespoons cold unsalted butter cut into small pieces; 4 pounds Granny Smith apples; 1 large egg yolk; 1 tablespoon heavy cream; Pate Brisee; 3/4 cup packed light brown sugar