Classic Pecan Pie

Name: Classic Pecan Pie
Prep time: 20 min
Cook time: 1 h
Total time: 1 h 20 min
Cuisine: American, Southern
Ingredients: 1/2 Perfect Pie Crust (or your favorite store-bought pie crust); 1 cup dark corn syrup; 3 large eggs (room temperature ); 6 tablespoons unsalted butter (melted); 1/2 cup light brown sugar; 2 teaspoons vanilla extract; 1/2 teaspoon cinnamon (optional); 1/2 teaspoon kosher salt; 2 1/2 cups toasted pecans (roughly chopped); 1 cup whole pecan halves; flaky sea salt (for topping)