1 c. plus 2 tbsp. butter, softened
2 c. brown sugar, packed
2 eggs
4 tsp. vanilla extract
2 1/2 c. flour
1 tsp. baking soda
1 1/2 tsp. salt
3 c. oats
1 can sweetened condensed milk
1 (12 oz.) pkg. chocolate chips
1 c. walnuts, chopped (optional)

Cream 1 cup butter and brown sugar until light and fluffy. Beat in eggs and 2 teaspoons vanilla. Sift flour, baking soda and 1 teaspoon salt together. Add oats. Add to creamed mixture and mix well. Pat 2/3 of the mixture into greased and floured 9 x 13-inch pan.

Combine condensed milk, chocolate chips, 1/2 teaspoon salt and 2 tablespoons butter in saucepan. Heat until well blended. Stir in walnuts and 2 teaspoons vanilla. Pour over oats mixture. Bake at 350 degrees for 25 to 30 minutes. Cut into bars when cool.