Ingredients
- 1½ cups flour
- ½ teaspoon kosher salt
- 8 tablespoons unsalted butter, room temperature
- 2½ cups powdered sugar
- 2 large egg whites, room temperature
- 1 large egg, room temperature
- 2 teaspoons vanilla extract
- 1½ tablespoons unsalted butter, melted and cooled
- 1¼ cups chopped dark chocolate
- ½ cup, plus 2 tablespoons heavy cream
Instructions here