Blondies with Chocolate Chips and Walnuts | PBS Food

Ingredients

• 8 tablespoons (1 stick) unsalted butter melted, plus more for pan
• 1/2 cup packed light-brown sugar
• 1 large egg
• 1 teaspoon pure vanilla extract
• 1 cup all-purpose flour (spooned and leveled)
• 1 teaspoon salt
• 1 cup semisweet chocolate chips
• 1 cup chopped walnuts