Double Dark Chocolate Cookies Recipe

Ingredients (10)

• 15 ounces bittersweet chocolate, rough chopped, divided
• 4 tablespoons (2 ounces) unsalted butter, very soft
• 3/4 cup (5 1/4 ounces) granulated sugar
• 1/4 teaspoon salt
• 2 large eggs
• 2 teaspoons vanilla extract
• 3/4 cup (3 3/4 ounces) all purpose flour
• 1/2 teaspoon baking powder
• 24 chocolate wafer cookies (see note), broken into pieces
• 1/3 cup lightly toasted hazelnuts, chopped (optional)