Blondies With Chocolate Chips and Walnuts

• 12 cup unsalted butter, melted, plus more
• unsalted butter, for pan
• 12 cup light brown sugar, packed
• 13 cup granulated sugar
• 1 large egg
• 1 teaspoon pure vanilla extract
• 1 cup all-purpose flour
• 1 teaspoon salt
• 1 cup semi-sweet chocolate chips
• 1 cup walnuts, chopped

1. Preheat oven to 350F; line an 8-inch square baking pan with a piece of parchment paper, leaving a 2 inch overhang on two sides.
2. Butter paper.
3. In a large bowl, whisk butter and sugars until smooth.
4. Whisk in egg and vanilla.
5. Add flour and salt; mix just until moistened (do not overmix).
6. Fold in 1/2 cup each of chocolate chips and walnuts.
7. Transfer batter to prepared pan; smooth top.
8. Sprinkle with remaining chocolate chips and walnuts.
9. Bake until top is golden brown and a toothpick inserted in center comes out clean, 40 to 45 minutes.
10. Set pan on a wire rack, and let cool completely.
11. Using parchment overhang, lift cake from pan and transfer to a cutting board; cut into 16 squares.
12. Store blondies in an airtight container at room temperature, up to 2 days.

unsalted butter, unsalted butter, light brown sugar, sugar, egg, vanilla, flour, salt, semisweet chocolate chips, walnuts

Taken from www.food.com/recipe/blondies-with-chocolate-chips-and-walnuts-332696 (may not work)