Nutty Chocolate Caramel Bars

2⅓ cups flour- divided 2 cups old fashioned oats 1 cup packed brown sugar 1 teaspoon baking soda ¼ teaspoon salt 1 cup butter - melted 2 cups chocolate chips 1½ cups chopped walnuts 1 cup caramel ice cream topping

Combine 2 cups flour, oats, brown sugar, baking soda and salt in a large bowl. Add butter; stir until all ingredients are moistened. Reserve 1 cup crumb mixture; press remaining mixture into bottom of 13x9. Bake at 350 for 15 minutes.

Remove from oven; sprinkle with morsels and walnuts. Combine caramel topping and remaining ⅓ cup flour in small bowl; drizzle over base. Sprinkle with reserved crumb mixture. Bake at 350 for 20-25 minutes more or until browned.

Source:
""Diamond” walnut bag”