Brown Sugar Cinnamon Biscotti

Bahan-bahan (15 porsi)

• 6 tablespoons unsalted butter, (at room temperature)
• ⅔ cup packed brown sugar
• ¼ teaspoon salt
• 1 teaspoon vanilla extract
• 1½ teaspoons baking powder
• 2 large eggs
• 2 cups all purpose flour
• 2 teaspoons ground cinnamon
• 1 cup cinnamon chips
• 1 cup chopped walnuts, (toasted (optional))