1 c. butter
2 c. brown sugar
1 tsp. baking soda
2 1/2 c. flour
2 eggs
3 c. oatmeal
2 tsp. vanilla

Mix together and pat 2/3 of mixture in 11 x 15 inch pan. Do not bake.

FILLING:

1 (12 oz.) pkg. chocolate chips
1 (15 oz.) can sweetened condensed milk
2 tbsp. butter
2 tsp. vanilla
1/2 tsp. salt
1/2 c. chopped walnuts

Melt above ingredients and pour over crust. Dot remaining crumb mixture over fudge mixture. Bake at 350 degrees for 20-25 minutes.