Name: Chocolate-Filled Hamantaschen
Prep time: 45 min
Cook time: 15 min
Total time: 60 min
Yield: 30 cookies
Ingredients: For the Cookie Dough:; 2 cups all-purpose flour, spooned into measuring cup and leveled-off with a knife, plus more for rolling the dough (see note); ½ teaspoon baking powder; ¼ teaspoon salt; 1 stick (¼ pound) unsalted butter, softened; 1 cup sugar; 1 large egg; 1 large egg yolk; 1½ teaspoons vanilla extract; For the Chocolate Filling:; 3 tablespoons unsalted butter; 2 ounces unsweetened chocolate, finely chopped; ¼ cup plus 2 tablespoons sugar; ½ teaspoon vanilla extract; ⅛ teaspoon salt; 1 large egg; 1 tablespoon all-purpose flour