Chocolate Oatmeal Cookie Bars

[cookie]
1 c butter (less 2 t)
2 c brown sugar
2 eggs
2 t vanilla
2 ½ c flour
1-2 t baking soda
3 c oatmeal

[chocolate]
1 can evaporated milk
1 12oz bag chocolate chips
2 t butter (from cookie’s 1 c)
2 t vanilla
Walnuts (opt)

[cookie]
Cream butter. Add brown sugar and then vanilla and eggs. In a separate bowl, mix flour and baking soda. Add oatmeal. Combine mixtures.

[chocolate]
Melt milk, chocolate chips and butter in a saucepan. Add vanilla and walnuts.

Preheat oven to 350. Cover bottom of a jelly roll pan with 2/3 of cookie mixture. Cover with chocolate. Crumble remaining 1/3 of cookie mixture and sprinkle on top. Bake for 25 minutes.