Sweet Potato Hand Pies

1hr · 9 servings FOR THE DOUGH: • 2 cups all-purpose flour • 1 tablespoon sugar • 1 teaspoon salt • 1 cup unsalted butter, cold, cut into cubes • 2 eggs, set one aside for egg wash • 2 tablespoons whole milk FOR THE FILLING: • 2 medium sweet potatoes • 3 tablespoons unsalted butter, melted • 1/ 2 cup brown sugar, I used dark • 1/ 4 cup granulated sugar • 1/ 2 teaspoon ground cinnamon • 1 teaspoon allspice • 1 1/ 2 teaspoons ground nutmeg • 1/ 4 teaspoon salt • 1/ 2 cup evaporated milk • 2 teaspoons vanilla bean paste, or vanilla extract FOR TOPPING: • powdered sugar, optional • demerara sugar, optional METHOD FOR THE DOUGH: STEP 1 In a large bowl, whisk together flour, sugar, and salt. Add in the butter with your hands, pressing the butter with the flour until t