CRUST:

2 c. flour
2 c. quick cooking rolled oats
1 1/2 c. firmly packed brown sugar
1 tsp. baking soda
1/2 tsp. salt
1 1/4 c. butter, softened

FILLING:

6 oz. pkg. (1 c.) semi-sweet chocolate chips
1/2 c. chopped nuts
12 oz. (1 c.) caramel ice cream topping
3 tbsp. flour

Heat oven to 350 degrees. Grease 13"x9" pan. Lightly spoon flour into measuring cup; level off. In large bowl blend all crust ingredients until crumbly. Press half of crumbs, about 3 cups into prepared pan. (Reserve remaining crumbs for topping.) Bake at 350 degrees for 10 minutes.

Sprinkle crust with chocolate chips and nuts. Blend caramel topping and 3 tablespoons flour; drizzle over chocolate and nuts. Sprinkle with reserved crumbs. Return to oven and bake 18 to 22 minutes or until golden brown. Cool completely; cut into bars.