Good-Cooking - Butter Crunch Cheesecake Bars

Ingredients

• 3/4 cup (1 1/2 sticks) butter, softened
• 1/3 cup packed dark brown sugar
• 1/3 cup granulated sugar
• 2 cups all-purpose flour
• 1 cup walnuts, chopped
• 16 ounces cream cheese, softened
• 1/2 cup granulated sugar
• 1 teaspoon vanilla extract
• 2 large eggs
• 6 small (1 ounce each) chocolate-covered crispy peanut butter-flavored candy bars (such as Butterfinger), chopped